英语词汇“quadrantal signal”的翻译、意思、用法、释义-英汉汉英词典

单词	quadrantal signal
释义	quadrantal signal区信号quadrantal signal區信號航空太空名詞quadrantal signal區信號機械工程
随便看	check truncation check trunk check up check-up checkup checkup of seismic intensity check up (on) check up on ... checkups check up with check user name check valve check valve,non-return valve check valves check valve（hydraulic） check valve（pneumatic） checkweigher checkweighman check with check word checkwriter checkwriters checky check you check–in