choke damp〔名词〕矿井内碳酸气,矿内窒息性气体详细»
choke damp〔名词〕碳酸气详细»
choke damp矿井内碳酸气,矿内窒息性气体详细»
choke damP〔名词〕窒息气详细»
choke damp〔名词〕碳酸气详细»
碳酸气carbon dioxide gas;carbonic acid gas;choke damp;chokedamp;mephitic air详细»
碳酸气carbon dioxide gas;carbonation gas;carbonic acid gas详细»