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液体压力计标准装置
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液体压力计标准装置
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工学
压力计量技术
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liquid manometer standard device
液体压力计标准装置
以利用液体自重产生的压力与被测压力相平衡的原理制成的压力计作为主要标准器,用于检定或校准其他压力计量标准或工作计量器具的微压计量标准的装置。
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fire proof material
fireproof valve
fire protection design
fire protection design of museum
fire protection detection
fire protection economics
Fire Protection Law of the People's Republic of China
fire protection level
fire protection of general layout
fire protection of hydropower station
fire protection of reinforced concrete structures
fire protection of steel structures
fire protection of tunnel structure
fire protection system
fire protection system flight test
fire protection technology and engineering
fire protection water supply and hydrant systems
fire protection water supply system of constant high pressure
fire protection water supply system of low pressure
fire protection water supply system of temporary high pressure
Fire Publicity Day
fire pump
fire pumps
fire rescue tools
fire reservoir
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