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