... 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。
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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