upward ozone transfer臭氧: ozone的: 4次方是 The fourth power of 2 i ...向上: upward; up输送: deliver; supply; carry; tran ...臭氧的向上输送；臭氧的上升输送: upward ozone tra fer; upwardozonetra fer下载手机词典可随时随地查词查翻译
