英语词汇“coalfield mined-out Areas”的翻译、意思、用法、释义-英汉汉英双解词典

单词	coalfield mined-out Areas
释义	coalfield mined-out Areas 小煤窑采空区
随便看	crank axis crankaxle crank axle crank-axle crank axle key crank axle window lifter crankback Crank back Crankback Rerouting crankbait crankbaits crank balance crank-balanced pumping unit crank balancing machine crank ball crank bearing crank bearing casing crank bearing liner crank bearing metal crank bearing oil seal crank bearing oil slinger crank beating crank-bird crank blade rocket crank block