“active workings”的概念、定义、翻译、参考文献-科学参考

单词	active workings
释义	active workings [`ak·tiv `wǝrk·iŋz] ^{MINING ENGINEERING} All places in a mine that are ventilated and inspected regularly.
随便看	CAVU cavy CAW c axis cay Cayley algebra Cayley-Hamilton theorem Cayley-Klein parameters Cayley numbers Cayley's sextic Cayley's theorem cay sandstone Caytoniales Cayugan Cazenovian C band C-band fixed satellite service C-band waveguide C battery CBC C bias C boundary C.B. system CBX Cc

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