Superstructure water-tightness doors and windows to be done hosing test.

上层建筑水密门窗冲水试验。

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。

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.

BES building system has gained rich experience in dealing with the roof loading and water tightness.

东德(BES)建筑系统在屋面的防水及抗荷载方面有良好的技术措施及丰富的施工经验.

She had no masts, half of the deck had been torn away, and the water-tightness of the hull appeared dubious.

没有桅杆、一半的甲板已经损毁、船体的水密性也令人怀疑。