vacuum indicator
相关英语词汇推荐
- Warp Beam
- gravity meter
- pneumatic remote control
- intermediate-base resin
- normal condition
- hard drawn copper wire
- value control amplifier
- pending the issuance of licence
- Quadrature components
- inhibitory action
- relay satellite
- oil heater storage tank
- leading-out
- maximum permissible pressure
- adjustment of itself
- autosynchronous
- effective projected radiant surface
- bog
- steam circulating pipe
- vacuum lock