watertight type meaning in English

水密式
水密型

Shipbuilding - watertight type plugs and socket - outlet boxes
造船.防水密封插头和插座盒
Shipbuilding - watertight type small switches
造船.水密型小型开关
Shipbuilding - watertight type joint boxes
造船.水密型接线盒
Shipbuilding - general requirements for watertight type plugs and socket - outlets
造船.防水插头和插座引出线的一般要求
Shipbuilding - watertight type lights - pendant lights , wall lights , signalling lights and hand lamps
造船.防水型照明装置.吊灯壁灯信号灯和手提灯