广泛应用于精确控制气体、液体等介质的工艺参数如压力、流量、温度、液位保持在给定值。
Widely used for precise control of gases, liquids and other media of process parameters such as pressure, flow, temperature, liquid level maintained at a given value.
胶体电池的电解质呈固态，密封结构，凝胶电解液，永不漏液，使电池内每一部位的比重保持一致。
Gel battery electrolyte and solid, sealing structure, gel electrolyte, never leakage, to keep the proportion of each part.
温度在很长一段时间内保持在零还要求业主必须检查冷却液液位是正常的，如果发现冷却液水平低于线下，应及时补充道。
Temperature in a very long period of time to maintain the owner must check the coolant level is normal, if you find that the level of the cooling fluid is below the line, should be added in time.
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