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