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