1. Thaum lub sij hawm xeem, koj tuaj yeem nias lub pob xeem ntawm tus cwj mem hluav taws xob nrog koj txhais tes, thiab tom qab ntawd hla lub taub hau ntawm tus cwj mem ntawm lub cwj mem hluav taws xob tiv tauj cov hlau. Ua li no, koj tuaj yeem kuaj qhov tshwj xeeb voltage, thiab koj tuaj yeem maj mam swb ntawm _.
2. Yog hais tias muaj hluav taws xob rau ntawm lub vijtsam, nws txhais tau hais tias tsis muaj hluav taws xob tawm ntawm qhov chaw no, tab sis yog tias tsis muaj ib yam tsiaj tso rau ntawm lub vijtsam, ces nws yuav qhia tau tias muaj hluav taws xob tawm.
Nyob rau hauv tus txheej txheem ntawm kev siv, nws yog ib qhov tsim nyog yuav tau xyuam xim hais tias tus cwj mem hluav taws xob tsis tuaj yeem kov cov hlau los tiv thaiv kev phom sij ntawm hluav taws xob.
