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Anonymous users2024-01-241. The water pipe is now mostly made of PVC thermoplastic pipe, which should be pressurized to test the leakage after connecting the plastic seal. 2. The power supply must be piped when laying, and the cross-sectional area of the copper core of the wire should meet the maximum power consumption of the bearing cabinet, and the experience value is 4 square millimeters.
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Anonymous users2024-01-23Install cameras in hidden places and take important things away and don't put them anywhere.
In the water and electricity renovation, how to design the socket of the whole kitchen cabinet is reasonableThere are a few points: >>>More
1. Class 7, household appliances;
2. Civil electric heating equipment; >>>More
It can be identified according to the taste: soy sauce has a salty taste, vinegar has a pungent smell It can be identified according to the reaction between acetic acid and baking soda powder in the kitchen, such as the loss of soda, so the answer is: Method 1: Identification according to taste >>>More
Safety is very important. We often hear people say “safety first”. As a middle school student, we should learn to protect ourselves from every possible danger. >>>More
There are many ways to exterminate ants, and they can be killed by taking advantage of their biological characteristics such as gregariousness and sweetness. >>>More