浮子式气动测量仪 pneumatic measuring instrument: 气动测量仪float-type pneumatic water feeder: 浮子式气压加水器catamaran-type instrument float buoy: 双体式仪表浮标pneumatic float: 充气浮筒instrument, measuring: 测量仪器下载手机词典可随时随地查词查翻译