BBXN gantry pump suction machine,which is suitable for the treatment of waste water in the horizontal sedimentation tank in steel mills,was developed.是什么意思_BBXN gantry pump suction machine,which is suitable for the treatment of waste water in the horizontal sedimentation tank in steel mills,was developed.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句