This grout would then harden into a permanent, impermeable liner.

這灌漿硬化伊人久久久超碰国产一卡二卡，然后將成為一個永久性的91精品欧美一区二区合在线，不透水的班輪国产黄调教一区二区三区。

They are absolutely opaque and impermeable to air, tightly sealed and thus preserve taste, and hygienically sterile.

他們是絕對不透明而不透水的空氣丁香五月激情黄色操一操，密封超碰在线97人人，從而保住口味99自拍偷拍福利，又衛(wèi)生消毒。

Of such close construction as to be impermeable .

結(jié)構(gòu)緊密以至不透水的中文字幕视频。

It could not pass through material impervious to water such as mica .

它不能通過云母這樣的不透水的物質(zhì)日本公共厕所尿尿视频。

Industrial seals, also known as O-rings, are used in thousands of applications, including pipe joints and valve covers to provide air-tight and water-tight seals.

工業(yè)O型密封圈，又名O-rings爱爱永久网站，在許多方面應用著97资源共享国产美女视频，包括管的連接和不透氣和不透水的安全閥開關(guān)。

He will have our windows made watertight.

他要把我們的窗戶做成不透水的色综合色综合久久。

I purchased these electronic components from to be installed in my watertight containers.

我購買了這些電子元件從將安裝在我的不透水的容器日本高清在线播放专区。

DTU 20-12. ROOF AND WATERTIGHTNESS MASONRY.

屋頂和不透水的磚石工程。

The objects are covered with impermeable decorative coatings of glasslike material.

這些物體上覆蓋著玻璃狀不透水的裝飾涂層免费一级a毛片在线视频。

In the clay-rich B horizon below the leached layer iron compounds accumulate, staining the layer brown and forming an impermeable hard pan that prevents drainage.

淋溶層 A 的下方為富含粘土的淋溶層 B 亚洲欧美色自拍偷拍，該層積累含鐵化合物，使得此層為棕色亚洲女毛，并形成一個不透水的堅硬板層黄片操n，阻止了水的排出。