... air-tightness or water-tightness 气密或水密封的 Good water tightness 水密性好 longitudinal water tightness 纵向防水能力 ...
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Its good water tightness makes it leak free. Good mechanical performance enables the ceiling to cushion exterior impact and bear a weight as much as 100kg.
由于其良好的机械性能使天花能减缓外力冲击，承载100公斤以上的重量。
Our insulating glass, soundproof and heat resistant, is good at water & air tightness and can proof water and wind.
中空玻璃设计，隔音隔热，具有极佳的水密性和气密性，防风防水。
All welding field combination, good tightness, ensure that water quality from secondary pollution.
全焊接现场组合，密封性好，确保水质不受二次污染。
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