...真空度； 粗/低真空泵(Rough/Low vacuum pump):从大气压力开始并用来获得 低真空度的真空泵； 高真空泵(High vacuum pump):在高真空范围工作的真空泵； 超高真空泵(Ultrahigh vacuum pump):在超高真空范围工作的真空泵； 增压真空泵(Booster vacu...
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Shell High Vacuum Pump 8A 壳牌真空泵油8A
High-Vacuum Pump 高真空泵 ; 维修组装高真空帮浦
High Vacuum Pump Oil 壳牌高级真空泵油
Roots high vacuum pump 罗茨高真空泵
high pressure vacuum pump 高真空泵
HVP High Vacuum Pump 高真空泵
high vacuum oil diffuse pump 高真空油扩散泵
As the Roots pump is a non-vacuum inside the compression, the compression ratio is usually very low, so high, medium and vacuum pumps need to pump before.
由于罗茨泵是一种无内压缩的真空泵，通常压缩比很低，故高、中真空泵需要前级泵。
Vacuum pump is a relatively sophisticated equipment, it's working medium is a special high boiling point, low-volatile oil pump, its effectiveness depends on the mechanical pump and pump oil quality.
真空油泵是一种比较精密的设备，它的工作介质是特制的高沸点、低挥发的泵油，它的效能取决于油泵的机械结构和泵油的质量。
The Neutral Beam Injection (NBI) system requires a clean high vacuum environment. The liquid helium cryocondensation pump with high pumping speed is an ideal vacuum obtain device.
中性束注入系统要求有洁净的动态高真空环境，大抽速液氦冷凝泵是满足此要求的理想真空获得设备。
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