Yuav ua li cas 2024, Kaum ib hlis

Txawb Xov Tooj Infrared Cua Txias Chaw Taws Teeb Tswj DIY Ntau Lawm: 7 Cov Kauj Ruam

Txawb Xov Tooj Infrared Cua Txias Chaw Taws Teeb Tswj DIY Ntau Lawm: 7 Cov Kauj Ruam

Txawb Xov Tooj Infrared Cua Txias Chaw Taws Teeb DIY Kev Tsim Khoom: Thaum lub caij sov, thaum koj mus tsev lossis chaw ua haujlwm, koj xav tig lub tshuab cua txias tab sis koj tsis tuaj yeem pom lub chaw taws teeb tswj ib ntus. Nws yog ib yam txaus siab heev. Hauv lub sijhawm thaum lub xov tooj ntawm tes no tsis tawm mus, koj puas tuaj yeem siv lub xov tooj ntawm tes ua lub

Kev Sib Tw Network: Kev Ua Si Qis Qis qis rau BBC Micro: me ntsis: 10 Kauj Ruam (nrog Duab)

Kev Sib Tw Network: Kev Ua Si Qis Qis qis rau BBC Micro: me ntsis: 10 Kauj Ruam (nrog Duab)

Kev Sib Tw Network: Kev Ua Si Qis qis rau BBC Micro: me ntsis: Hauv qhov kev qhia no, Kuv yuav piav qhia yuav ua li cas siv qhov kev ua si sib tw sib tw ntawm BBC micro: me ntsis nrog cov yam ntxwv hauv qab no: Ib qho yooj yim interface Tsawg-latency ntawm khawm nias thiab kev tshuaj ntsuam hloov tshiab Tus lej hloov pauv ntawm cov koom nrog Yooj yim co

IoT Pool Monitoring With ThingsBoard: 8 Kauj Ruam

IoT Pool Monitoring With ThingsBoard: 8 Kauj Ruam

IoT Pool Monitoring With ThingsBoard: Cov lus qhia no yuav qhia saib yuav ua li cas saib xyuas pH, ORP, thiab ntsuas kub ntawm lub pas dej lossis pas dej thiab tso cov ntaub ntawv mus rau ThingsBoard.io qhov pom kev thiab muab kev pabcuam

Ua ib qho App yooj yim rau koj lub Smartphone (tsis xav tau Coding): 10 Kauj Ruam

Ua ib qho App yooj yim rau koj lub Smartphone (tsis xav tau Coding): 10 Kauj Ruam

Ua Ib Daim Ntawv Thov Yooj Yim rau Koj Lub Xov Tooj (Tsis Xav Tau Coding): Hloov tshiab: Cov txheej txheem no tsis siv lawm, tam sim no muaj lwm txoj hauv kev los ua ib qho app .. qhov no yuav tsis ua haujlwm ntxiv lawm. Kev ua lag luam ntawm no. Cov hauv qab no yog cov lus qhia nrawm ntawm yuav ua li cas thiaj li siv tau

Yuav Ua Li Cas Rov Ua BGA: 6 Kauj Ruam

Yuav Ua Li Cas Rov Ua BGA: 6 Kauj Ruam

Yuav Rov Ua Li Cas BGA: Cov lus qhia no yuav piav qhia txog txoj hauv kev yooj yim tshaj plaws nrog cov cuab yeej siv tsawg tshaj plaws yuav hloov BGA li cas. Txoj kev no yuav tsum muaj cov hauv qab no: 1. Cov cuab yeej tshiab yuav tsum tau muab tso (lossis yav dhau los ntaus ntaus ntawv) 2. StencilQuik (TM) nyob hauv qhov chaw

Yuav Ua Li Cas YouTube Mic Hauv Tsev: 6 Kauj Ruam

Yuav Ua Li Cas YouTube Mic Hauv Tsev: 6 Kauj Ruam

Yuav Ua Li Cas YouTube Mic Hauv Tsev: Hii phooj ywg, Hnub no kuv yuav ua Mic uas tuaj yeem siv ua lub mic sab nraud rau xov tooj, laptop, tab …… thiab lwm yam. Lub hom mic no muaj txiaj ntsig zoo rau youtubers txhawm rau kaw cov vis dis aus nrog lub suab zoo. Cia peb pib

Raspberry Pi B+ Kev Pib Qhia: 6 Cov Kauj Ruam

Raspberry Pi B+ Kev Pib Qhia: 6 Cov Kauj Ruam

Raspberry Pi B+ Pib Pib Qhia: Qhov no yog qhia txog kev pib nrog raspberry pi b+ qauv

Panic Alarm Button Circuit Siv 555 Timer IC (Ntu -2): 3 Kauj Ruam

Panic Alarm Button Circuit Siv 555 Timer IC (Ntu -2): 3 Kauj Ruam

Panic Alarm Button Circuit Siv 555 Timer IC (Ntu -2): Hav guys! Nco Ntsoov-1 ntawm cov lus qhia no. Yog tias tsis tau saib ntawm no. Txuas ntxiv mus … Lub Panic Alarm Circuit tau siv los xa lub teeb liab xwm txheej tam sim ntawd rau cov tib neeg nyob ze qhov chaw kom hu rau kev pab lossis ceeb toom lawv. The pan tau

Kev tswj ncaj qha ntawm Kuv Lub Tsheb AC: 3 Kauj Ruam

Kev tswj ncaj qha ntawm Kuv Lub Tsheb AC: 3 Kauj Ruam

Kev Tswj Ncaj Ncees ntawm Kuv Lub Tsheb AC: Hauv kev npaj rau kuv lub tsheb pc automation project, Kuv xav tau hloov lub oem maub los nrog rau ntawm qhov hloov pauv. Thaum kawg lub pc nrog ua qhov hloov pauv rau kuv txiav txim siab tab sis tam sim no kuv xav tau cais cov thaiv rau AC compressor thiab condense

Tsim kom muaj Animation Sprite ntawm TTGO T-Watch: 7 Cov Kauj Ruam

Tsim kom muaj Animation Sprite ntawm TTGO T-Watch: 7 Cov Kauj Ruam

Tsim kom muaj Animation Sprite ntawm TTGO T-Watch: Demo video

Cov Hluav Taws Xob Hluav Taws Xob Me me Esp8266 MQTT IFTTT Tsev Automation: 4 Kauj Ruam

Cov Hluav Taws Xob Hluav Taws Xob Me me Esp8266 MQTT IFTTT Tsev Automation: 4 Kauj Ruam

Cov Hluav Taws Xob Hluav Taws Xob Me me Esp8266 MQTT IFTTT Tsev Automation: Kuv xav tshuaj xyuas seb kuv lub tsev kuaj pom cov pa luam yeeb hauv tsev puas tswb. Kuv muaj yim lub tshuab ntsuas pa nyob hauv kuv lub tsev thiab lawv tau cuam tshuam nrog. Yog tias ib tus neeg haus luam yeeb nyob hauv lub tswb, lwm tus tau txais lub teeb liab los ntawm kev sib txuas xov tooj cua. Kuv lub sensor nyeem

Nano 33 IoT + EC/pH/ORP + WebAPK: 8 Kauj Ruam

Nano 33 IoT + EC/pH/ORP + WebAPK: 8 Kauj Ruam

Nano 33 IoT + EC/pH/ORP + WebAPK: Cov cuab yeej ntsuas EC, pH, ORP, thiab ntsuas kub. Nws tuaj yeem siv los tshuaj xyuas lub pas dej lossis teeb tsa hydroponic. Nws yuav sib txuas lus los ntawm Bluetooth Tsawg Zog thiab tso tawm cov ntaub ntawv ntawm lub vev xaib siv Web Bluetooth. Thiab rau kev lom zem, peb yuav tig mus

I2C / IIC LCD Zaub - Hloov SPI LCD rau I2C LCD Zaub: 5 Kauj Ruam

I2C / IIC LCD Zaub - Hloov SPI LCD rau I2C LCD Zaub: 5 Kauj Ruam

I2C / IIC LCD Zaub | Hloov SPI LCD mus rau I2C LCD Zaub: siv spi lcd zaub xav tau kev sib txuas ntau dhau los ua qhov uas nyuaj heev ua li ntawd kuv pom tus qauv uas tuaj yeem hloov pauv i2c lcd mus rau spi lcd yog li cia peb pib

Hloov Laus Cfl rau Lub Suab Amplifier: 7 Kauj Ruam

Hloov Laus Cfl rau Lub Suab Amplifier: 7 Kauj Ruam

Hloov qub Cfl rau Lub Suab Amplifier: Hii phooj ywg, Hnub no kuv yuav ua lub suab nrov nrov siv cfl qub.Peb yuav siv transistor los ntawm cfl.Peb yuav pib

Yuav Ua Li Cas Tsim Koj Tus Kheej NRF24L01+pa+lna Module: 5 Kauj Ruam

Yuav Ua Li Cas Tsim Koj Tus Kheej NRF24L01+pa+lna Module: 5 Kauj Ruam

Yuav Ua Li Cas Tsim Koj Tus Kheej NRF24L01+pa+lna Module: Nrf24L01 raws tus qauv tau nrov heev, vim tias nws yooj yim rau siv hauv cov phiaj xwm kev sib txuas lus wireless. Cov qauv tuaj yeem pom hauv qab 1 $ nrog PCB luam tawm version, lossis monopole Antenna.Qhov teeb meem nrog cov qauv pheej yig no yog tias lawv muaj

TABULED: 6 Kauj Ruam

TABULED: 6 Kauj Ruam

TABULED: Kuv pom qhov haujlwm txaus nyiam hu ua MORPHING CLOCK los ntawm HariFun qhov haujlwm no siv P3 vaj huam sib luag 64X32 (2048) rgb leds. Kuv tam sim pib tsim nws tab sis muaj teeb meem nrog kev sib txuas vim muaj ntau Dupont cables.By txhais tau tias ntawm kuv

Saib Xyuas Koj Rov Qab!: 3 Kauj Ruam

Saib Xyuas Koj Rov Qab!: 3 Kauj Ruam

Saib Koj Rov Qab!: Lo lus nug ceev rau leej twg siv lub khoos phis tawj tawm: Muaj pes tsawg tus ntawm koj thaub qab koj cov ntaub ntawv ntau npaum li koj yuav tsum tau? Tam sim no txhua tus neeg uas tau hais tias lawv ua … tsis txhob dag. Lo lus nug thib ob: Muaj pes tsawg lub computer koj ua haujlwm. Kuv tus kheej pom kuv tus kheej bounci

Halloween + Micro: ntsis: 9 Kauj Ruam

Halloween + Micro: ntsis: 9 Kauj Ruam

Xus + Micro: me ntsis: Ntxiv qee lub neej rau koj qhov kev dai khaub ncaws Xus! Siv micro: ntsis + LEDs, thiab qee yam suab paj nruag txaus ntshai! Kuv tau ua qee yam zoo sib xws xyoo tas los siv Arduino, tab sis vim yog qhov txwv ntawm qee lub tsev qiv ntawv, kuv xav tau siv ob lub rooj sib cais los ua ke

4 Binary Binary Counter Up/Down: 11 Kauj Ruam

4 Binary Binary Counter Up/Down: 11 Kauj Ruam

4 Bits Binary Counter Up/Down: Lub txee yog 4 bits binary counter nce/nqis. Ntawd yog, lub txee no tuaj yeem suav ntawm 0 txog 15 lossis los ntawm 15 txog 0 vim tias nws suav nrog nce lossis nqis. Txoj haujlwm yog lub rooj sib tham binary ua nrog 4029, 555, thiab 4-10 mm LED feem ntau los ntawm kev siv ob npaug

ESP32 Ntes Ntes Ntes: 5 Kauj Ruam

ESP32 Ntes Ntes Ntes: 5 Kauj Ruam

ESP32 Fall Detector: Kuv xav ua tsaug rau DFRobot rau kev txhawb nqa txoj haujlwm no. Nov yog cov npe uas siv: DFRobot ESP32 ESP-WROOM Module × 1-https://www.dfrobot.com/product-1559.html Silicon Labs CP2102 USB rau UART Choj × 1MCP73831 Li-Ion Charger IC × 1LM317BD2T A

ESP 32 Lub Koob Yees Duab Tshaj Tawm Video Tshaj WiFi - Pib Nrog ESP 32 CAM Pawg Thawj Coj: 8 Kauj Ruam

ESP 32 Lub Koob Yees Duab Tshaj Tawm Video Tshaj WiFi - Pib Nrog ESP 32 CAM Pawg Thawj Coj: 8 Kauj Ruam

ESP 32 Lub Koob Yees Duab Tshaj Tawm Video Tshaj WiFi | Pib Nrog ESP 32 CAM Pawg: ESP32-CAM yog lub koob yees duab me me nrog ESP32-S nti uas raug nqi kwv yees li $ 10. Dhau li ntawm OV2640 lub koob yees duab, thiab ntau GPIOs los txuas cov khoom siv sab nraud, nws kuj tseem muaj lub microSD daim npav qhov uas tuaj yeem muaj txiaj ntsig zoo rau khaws cov duab coj nrog t

DIY Solar Charger Uas Muaj Peev Xwm Txawb Xov Tooj: 10 Kauj Ruam

DIY Solar Charger Uas Muaj Peev Xwm Txawb Xov Tooj: 10 Kauj Ruam

DIY Hnub Ci Charger Uas Muaj Peev Xwm Txawb Xov Tooj: Hauv kev teb rau lub zog tsis txaus thaum lub sijhawm muaj kev puas tsuaj, peb tau pib qhia txog kev siv hluav taws xob kinetic qhia ob peb hnub dhau los. Tab sis qhov twg tsis muaj txoj hauv kev kom tau txais lub zog kinetic txaus? Peb siv txoj hauv kev twg thiaj tau txais hluav taws xob? Tam sim no, ntxiv rau kinetic

Yuav Ua Li Cas Siv MQTT Nrog Raspberry Pi thiab ESP8266/sonoff: 4 Cov Kauj Ruam

Yuav Ua Li Cas Siv MQTT Nrog Raspberry Pi thiab ESP8266/sonoff: 4 Cov Kauj Ruam

Yuav Ua Li Cas Siv MQTT Nrog Raspberry Pi thiab ESP8266/sonoff: Nyob Zoo Txhua Tus! Hnub no kuv yuav qhia koj yuav teeb tsa raspberry pi thiab ESP8266 raws li sonoff wifi relay hloov los tswj koj cov khoom siv hauv tsev los ntawm txhua qhov chaw hauv ntiaj teb no. ntawm cov lus qhia no, yog tias koj tau ua tib zoo ua raws kuv cov lus qhia

Servo Tsav Tswj Nrog STM32F4 ARM MCU: 4 Cov Kauj Ruam

Servo Tsav Tswj Nrog STM32F4 ARM MCU: 4 Cov Kauj Ruam

Servo Motor Control Nrog STM32F4 ARM MCU: Nyob zoo cov phooj ywg :) Yog li, hauv txoj haujlwm no peb yuav tswj hwm lub cav servo nrog STM32F4 ARM MCU. Hauv kuv qhov xwm txheej, kuv yuav siv daim ntawv tshawb pom, tab sis yog tias koj nkag siab qhov ntsiab lus ntawm qhov teeb meem, tom qab ntawd koj tuaj yeem thov nws rau txhua MCU. Yog li cia peb pib

6283 IC Ob Chav Channel Amplifier Board Txuas: 7 Kauj Ruam

6283 IC Ob Chav Channel Amplifier Board Txuas: 7 Kauj Ruam

6283 IC Ob Chav Channel Amplifier Board Wiring: Hii phooj ywg, Cov blog no nyob ntawm Amplifier board uas yog 6283 IC Ob Chav channel Suab Amplifier board Hauv blog no peb yuav kawm paub yuav ua li cas peb tuaj yeem txuas cov xov tooj ntawm cov hais lus, aux cable, Volume potentiometer, thiab lub zog siv hluav taws xob nyob rau hauv ob channel channel ampl

Internet Enabled Power Outlet: 13 Kauj Ruam

Internet Enabled Power Outlet: 13 Kauj Ruam

Internet Pab Tau Lub Hwj Huam Hluav Taws Xob: PowerHub Webserver Project & Cov Kev Qhia Tawm Hauv Is Taws Nem Hauv Is Taws Nem Cov lus qhia hauv nruab nrab lub hauv paus txuas rau Internet qhib lub teeb thiab qhov hluav taws xob hauv koj lub tsev

Alien Circuit Board hauv ncoo: 4 Kauj Ruam

Alien Circuit Board hauv ncoo: 4 Kauj Ruam

Alien Circuit Board Pillow: Qhia txog yuav ua li cas hauv ncoo nrog cov neeg txawv txav txav tau uas ua suab paj nruag thiab teeb tsa nrog nias lub pob

Peltier Raws Tub Yees Txias: 7 Kauj Ruam

Peltier Raws Tub Yees Txias: 7 Kauj Ruam

Peltier Raws Lub Txias Txias: DIY THERMOELECTRIC REFRIGERATAT this Lub tub yees txias DIY yog ua raws 12V 5A fais fab mov nrog 4 lub kiv cua txias nrog Cov cua sov. Cov lus qhia no yog qhia ib qib zuj zus qhia koj yuav ua li cas ua kom koj lub tsev txias dua. Lub DIY fridge no siv Peltier e

Khawm rau Nas Scroll: 5 Kauj Ruam

Khawm rau Nas Scroll: 5 Kauj Ruam

Khawm rau Mouse Scroll: Kuv tau muaj ob peb lub computer nas nyob rau ntau xyoo thiab lub log log yog ib yam uas tas li tsis ua haujlwm lossis ua haujlwm tsis raug. Kuv feem ntau zam kev siv cov ntawv xaiv kom txog thaum tsis ntev los no thaum kuv txiav txim siab muab cov duab nraaj

Tsheb kauj vab Unlock Alert System: 15 Cov kauj ruam

Tsheb kauj vab Unlock Alert System: 15 Cov kauj ruam

Bike Unlock Alert System: Hav txhua tus … !! Koj nyob li cas? Koj txhua tus muaj tsheb nyob hauv koj lub tsev. Kev nyab xeeb hauv tsheb yog ib qho tseem ceeb rau txhua tus. Kuv rov qab los nrog hom haujlwm zoo sib xws. Hauv qhov haujlwm no kuv tau tsim lub tsheb kauj vab ceeb toom ceeb toom siv GSM Module thiab Arduino. Thaum lub tsheb kauj vab qhib nws

CAR yooj yim CAR Arduino IR Tswj: 5 Kauj Ruam

CAR yooj yim CAR Arduino IR Tswj: 5 Kauj Ruam

CAR yooj yim CAR Arduino IR Tswj: Hauv qhov haujlwm no kuv yuav qhia koj yuav ua li cas kom lub tsheb tswj los ntawm TV tswj chaw taws teeb. rau qhov no peb yuav siv lub tshuab txais infrared. Nws yuav qhia koj yuav ua li cas thiaj tau txais thiab txiav txim siab lub pob khawm tau txais

Email Kev Ceeb Toom Txog Kev Ruaj Ntseg thiab Kub Siv Node-RED: 33 Cov Kauj Ruam

Email Kev Ceeb Toom Txog Kev Ruaj Ntseg thiab Kub Siv Node-RED: 33 Cov Kauj Ruam

Email Kev Ceeb Toom Kev Ntsuas thiab Kub Siv Node-RED: Qhia NCD's Long Range IoT Muaj wireless kev co thiab ntsuas kub, khav txog li 2-mais kev siv lub wireless mesh networking qauv. Koom nrog qhov tseeb 16-ntsis kev co thiab ntsuas kub, cov cuab yeej siv no

Digital Thermometer Nrog Arduino & DS18B20: 7 Cov Kauj Ruam

Digital Thermometer Nrog Arduino & DS18B20: 7 Cov Kauj Ruam

Cov Ntsuas Kub Nrog Digital Arduino & DS18B20: Cias tsim lub ntsuas cua digital nrog tuaj yeem qhia koj qhov kub ntawm chav nyob tam sim no ntawm lub vijtsam LCD. Nov yog qhov pib ua haujlwm. Cov cuab yeej uas koj xav tau: 1. Arduino UNO R3 2. DS18B20 ntsuas kub. 3. 16X2 LCD zaub. 4. Txuas cov xov hlau. 5

Hloov AC rau DC los ntawm Center Tapped Rectifier: 5 Cov Kauj Ruam

Hloov AC rau DC los ntawm Center Tapped Rectifier: 5 Cov Kauj Ruam

Hloov AC rau DC los ntawm Chaw Tapped Rectifier: Hii phooj ywg, Hnub no kuv yuav ua ib qho kev hloov pauv ntawm qhov chaw nruab nrab tapped rectifier.Qhov no yog qhov hloov pauv yoj tag nrho uas yuav hloov AC rau DC. hom kev hloov pauv yoj tag.Peb pib

Ua Ib Qhov Chaw Nyab Xeeb rau Android/IOS/WIN10 Devices kom Nyob Xauv: 6 Cov Kauj Ruam

Ua Ib Qhov Chaw Nyab Xeeb rau Android/IOS/WIN10 Devices kom Nyob Xauv: 6 Cov Kauj Ruam

Ua Ib Cheeb Tsam Muaj Kev Nyab Xeeb rau Android/IOS/WIN10 Devices kom Nyob Xauv: Hauv kab lus no, Peb xav ua lub cuab yeej txias uas tuaj yeem ua thaj chaw nyab xeeb rau koj lub cuab yeej kom qhib. Thaum kawg ntawm txoj haujlwm no koj: Yuav kawm paub siv lub ntsej muag ntiv tes li cas.Kuv kawm paub yuav ua li cas txuas koj cov khoom siv nrog koj thaj chaw nyab xeeb.Kuv yuav

Hnyav Bass thiab Treble Circuit: 13 Kauj Ruam

Hnyav Bass thiab Treble Circuit: 13 Kauj Ruam

Hnyav Bass thiab Treble Circuit: Hii phooj ywg, Peb xav mloog nkauj nrog cov ntses bass thaj tsam siab thiab nrog lub suab paj nruag zoo tshaj yog li hnub no kuv yuav ua kom muaj kev sib tw ntawm Bass thiab Treble uas yuav tswj hwm cov ntses bass thiab suab nrov

Airbus - Taug Kev Mus Rau Lub Hli V1: 23 Cov Kauj Ruam

Airbus - Taug Kev Mus Rau Lub Hli V1: 23 Cov Kauj Ruam

Airbus - Taug Kev Mus Rau Lub Hli V1: Cov lus hauv qab no hauv ib zaj lus qhia hauv Airbus loj dua - Chaw Tshawb Pom - Nyob ntawm lub hli kev qhia ua haujlwm Txheej txheem cej luam: Xav txog tias tuaj yeem taug kev mus rau qhov chaw. Kev cob qhia rau lub hlis kom tawg mus rau qhov chaw sab nrauv thiab mus saib chaw thoob ntiaj teb

Arduino Fingerprint Attendance System W/ Cloud Data Storage: 8 Kauj Ruam

Arduino Fingerprint Attendance System W/ Cloud Data Storage: 8 Kauj Ruam

Arduino Fingerprint Attendance System W/ Cloud Data Storage: Koj tuaj yeem nyeem qhov no thiab lwm yam kev qhia zoo ntawm ElectroPeak lub vev xaib raug cai Hauv qhov kev qhia no, peb yuav ua

3D Luam Tus Kheej USB Cov Ntaub Ntawv - hauv Cov Lus Qhia: 4 Kauj Ruam

3D Luam Tus Kheej USB Cov Ntaub Ntawv - hauv Cov Lus Qhia: 4 Kauj Ruam

3D Luam Tus Kheej Tus Kheej USB - Hauv Cov Lus Qhia: Nyob Zoo, Kuv lub npe yog Emese. Kuv tau ua https://customflashdrive.co.uk/3d-print-your-own site. Nov yog qhov chaw uas koj tuaj yeem tsim kho tus kheej 3D luam ntawv rooj plaub USB.Koj tus kheej luam 3D rooj plaub USB yooj yim: Koj ntxiv koj tus kheej cov ntawv mus txog 10 tus cim thiab koj xaiv

3D Tshuab Luam Ntawv Thaum Tshav Kub Kub: Txhim Kho Warping ntawm 3D Luam Ntawv: 4 Cov Kauj Ruam

3D Tshuab Luam Ntawv Thaum Tshav Kub Kub: Txhim Kho Warping ntawm 3D Luam Ntawv: 4 Cov Kauj Ruam

3D Tshuab Luam Ntawv Thaum Tshav Kub Kub: Txhim Kho Warping ntawm 3D Luam Ntawv: Txhua tus neeg uas tau muaj lub tshuab luam ntawv 3D muaj nyob rau ntawm ib kis lossis lwm qhov tau khiav mus rau qhov teeb meem ntawm kev ua rog. Cov ntawv luam tawm uas siv sij hawm tas los yuav tawg vim lub hauv paus tau tawm ntawm lub txaj. Qhov teeb meem no tuaj yeem ntxhov siab thiab siv sijhawm. Yog li dab tsi