Sadly, as soon as it hit the water, the arcs door opened proving it was less than water tight. 不幸的是因为它击中了水,装置的门打开了,证明了它防水性还不足。
The influences of seepage force on foundation pit quicksand are analyzed herein based on the features of groundwater seepage around the water tight screen in the pit. 本文根据基坑防渗帷幕周围的地下水渗流特征,分析了渗流力对基坑流砂的影响,提出了按涌砂安全系数进行防渗帷幕埋入深度计算的方法。
Flexibility and hosing test for small water tight hatch cover ( water tight door and window ). 水密小舱口盖(密门、)闭灵活性、水检查。
Many survival knives are sold that have hollow handles, the idea being you can store survival essentials like matches and compass inside the water tight handle. 许多出售的生存刀手柄被挖空,其想法是让你可以存放火柴、指南针等工具在密闭防水的手柄内。
Sable goggles use a soft silicon padding which fits slickly against the eyes, this create a water tight seal that protect your eyes from cooling and other heritance. 黑貂采用软性硅胶眼罩,舒适服贴,密封不透水,可以保护眼睛不受到冷水及其它物质的伤害。