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