level control float
... level constant 水准仪常数 level control float 液位控制浮子 level control valve 水位调节阀 ...
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利用国产测量控制仪表研制成一种浮子式玻璃液位调节器。介绍了该调节器的主要部件。
A glass level regulating device of the float type has been developed, using home-made meters and control elements. Main components of the regulating system have been described.
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