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