Verification regulation of bourdon tube precision pressure gauge and vacuum gauge .
弹簧管式精密压力表及真空表检定规程。
Heavy duty pressure gauges with bourdon tube , nominal sizes nd100 , connection position bottom , radial or back .
高压波登管压力表，标准尺寸表径100，接口位置底部径向或背后。
Verification regulation of the precise bourdon pressure gauge and vacuum gauge .
精密压力表及真空表检定规程。
In a passage that compares the " dim roar of london " to the " bourdon note of an organ , " wilde inserts the word " distant " before " organ , " adding a twinge of far-off religious dread .
