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