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