Bozeman was up on a footstool, cleaning one of the aquariums with a vacuum tube.
勃兹曼站在脚凳上,正在用真空管清理其中的一个水族馆箱。
2
Window cleaningtube with inject nozzles to be fitted on top of wheelhouse Windows.
在驾驶室窗顶部安装清洗窗户的管子和喷头。
3
This paper presents a brief introduction to the newly developed magneto adsorptive wall-climbing robot for cleaning and inspecting wall tube of boilers in thermal power station.