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WATER-LEVEL OBSERVATION METHOD IN PRESSURE-TYPE WATER LEVEL GAGE
WATER-LEVEL OBSERVATION METHOD IN PRESSURE-TYPE WATER LEVEL GAGE
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机译:压力式水位计的水位观测方法
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摘要
PROBLEM TO BE SOLVED: To obtain a water-level observation method, in a pressure-type water level gage, in which a water level can be observed precisely.;SOLUTION: In this water-level observation method which uses a pressure- type water level gage, a cylindrical protective hood 2 having a proper length is mounted on the tip part of a water-level-gage case 1, an air chamber X is formed inside the protective hood, a water-pressure sensing part 3 is installed so as to be exposed near the opening edge part 2a of the protective hood, and a water level is observed inside the air chamber.;COPYRIGHT: (C)2000,JPO
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