| 摘要 |
PROBLEM TO BE SOLVED: To provide simple and highly reliable pressure type level gauge equipment for monitoring and controlling a liquid level of a fresh water tank. SOLUTION: Environmentally strong, simple, convenient, highly accurate and reliable pressure type level gauge equipment is constituted by arranging a pipe diameter reducing part for relieving tank inside impact pressure in a pressure detecting part 2 for measuring the liquid level by pressure and a pressure introducing part 3 for introducing tank internal pressure to the pressure detecting part 2.
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