A composite pump was developed which is composed of a non evaporable getter pump and a sputtering ion pump.
研制了一种由非蒸散型消气剂泵与冷阴极溅射离子泵组成的复合泵。
The development trends of non-evaporable water content approximately coincide with the strength development in each experimental group.
各试验组浆体非蒸发水含量的发展趋势与试件抗压强度发展趋势较为吻合。
Zirconium-aluminium getter pump is a new type of vacuum installation, in which the non-evaporable getter material is used to absorb the active gases.
锆铝吸气泵是利用非蒸散型吸气剂吸附活性气体的一种新型真空设备。
Zirconium-aluminium getter pump is a new type of vacuum installation, in which the non-evaporable getter material is used to absorb the active gases.
锆铝吸气泵是利用非蒸散型吸气剂吸附活性气体的一种新型真空设备。
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