Inspection installation and water tightness transducer of echo sounder on berth.

测深仪换能器船台安装和水密性检查。

youdao

Gas tightness and water tightness ensure Goldcommon door and window system to produce healthy and comfortable living conditions.

柯曼门窗系统创造健康、舒适的居住环境，离不开优良的气密性和水密性。

youdao

Tests to be carried out after completion of all works affecting the water tightness and before fitting the floor covering, the insulation, the lining etc.

该试验应在水密试验完成后和在装配地板敷料，绝缘材料，衬板等前进行。

youdao

Approximately 2 percent of the watches produced are tested for winding performance, accuracy, function of the movement, general performance and water tightness.

FORBES: Montblanc Earns Its Place Among Swiss Watchmakers

The 12, 700-square-foot Energy Star-certified house was crafted from low-toxic materials, withstood air tightness tests on the insulation, and has a water furnace geothermal system that provides hot water, radiant floor heat and air conditioning.

FORBES: Off-The-Grid Mansions