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Anonymous users2024-01-23A should be chosen. First of all, as long as we talk about equilibrium, it must be in the same straight line in different directions. Well, C's statement is definitely not true.
And A, just meet the concept of balance force, because the friction force and the kitchen utensils hook are a pair of balance forces, so it will remain stationary.
In fact, the kitchen in my hometown is very easy to use, and the firewood in the countryside is abundant and good, or it is better to use coal, and it is fast and convenient to use a household blower to blow.
Press once to turn on and off once a total of twice, the lamp is still tube The period is 2 7 2 The remainder is 1 and cannot be divided.
Add some vinegar and dish soap to 40 warm water, try to keep the temperature for a few hours, and then take a hotel toothbrush and brush the dish soap, the effect will be obvious.
The quality is better by 30cm, and the difference is more than 40cm.
There are grease stains and smoke stains in the kitchen and a lot of food, so there will be bugs!