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