... pressure range of vacuum gauge 真空计测量范围 the pressure range of use 使用压力范围 The use of pressure range 使用压力范围 ...
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Limited by the ring material, the use of butterfly valve pressure and low temperature range.
受密封圈材料的限制，蝶阀的使用压力和工作温度范围较小。
Asbestos rubber sheet in which the structure of dense, good pressure, good heat resistance, and valves in the valve itself and the pipe flange connection, the use of a wide range.
其中石棉橡胶板结构致密，耐压性能好，耐温性能也很好，在阀门本身和阀门与管子的法兰连接中，使用极为广泛。
The results have shown that this new-type vacuum gauge possesses higher sensitivity in the 760-10-5 torr range of pressure change. It is hopeful to use it as a vacuum gauge in measuring a wide …
结果表明，此种新型规管在760～10~（-5）托压强变化范围内有较高的灵敏度，可望作为测量从粗真空到高真空宽量程的真空规管。
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