单词	凿井大钻机
释义	凿井大钻机 shaft sinking drill
随便看	acetylene headlight acetylene hose acetylene hydrocarbon acetylene hydrocarbons acetylene hydrogenation reactor acetylenehydrogen cyanide process acetylene hydrogen cyanide process acetylene-hydrogen cyanide process acetyleneicdide acetylene inhibition acetylene inhibition-intact soil core technique acetylene ionization chamber acetylenelamp acetylene lamp acetylene leak acetylene link acetylene linkage acetylene method acetylene methold acetylenemonocarboxylate hydratase acetylenemonocarboxylic acid acetylene monoureine acetylene off-gas acetyleneoxygen flame acetylene oxygen flame