词语acetylene
解释电石气,乙炔
词性名词
acetylene〔名词〕乙炔详细»
acetylene乙炔详细»
acetylene〔名词〕乙炔,电石气详细»
acetylene乙炔,电石气详细»
Acetylene乙炔详细»
acetylene乙炔,电石气,电石详细»