Each time the shield is lowered, the plate pulls the visor towards the helmet for a snug, waterproof seal.
每个盾是降低时，板对拉一个温暖的头盔护目镜，防水密封。
As soon as possible after consolidation, it is advisable to apply a bituminous emulsion waterproof seal over the stabilized subsoil.
固化完毕，应立即在上面泼洒沥青乳胶，形成防水层。
Sure, we needed to evolve a brain that could conceive of the idea of using seal intestines to make a waterproof parka, but Boyd says having a big brain is just the start.
当然，我们必须不断地进化大脑，可以想出来利用海豹肠子作防水皮大衣这样的绝妙好主意。但博伊德说，有一个发达的大脑仅仅就是故事的开始。
Perfect seal the bottom and the surface, waterproof and dustproof.
完美密封的底部和表面，防水和防尘。
Synchronous chip seal layer has many advantages, such as high strength, surface, non-slip, waterproof, durability, preventing driving rain and so on.
同步碎石封层具有强度高、表面粗糙、防滑、不透水、耐久性好、防止雨天行车水雾等优点。
Our high-impact structural co-polymer cases are waterproof with an O-ring seal and purge valve.
我们采用的是具备高冲击性结构的共聚物，采用O型弹簧垫圈密封和清洗阀防水设施。
Bitumen is mainly used for paving, and also can be used as common waterproof product, involve linoleum for roofing and seal planar roof.
沥青主要用来铺路。它的其他用途可做一般防水产品，包括使用沥青生产盖屋顶用的油毯和密封平面屋顶。
After used in the water if the camera needs to be taken out please put the seal downward so as to prevent the residual water from entering the waterproof jacket.
水中解决后如需要取出相机请把封口处向下避免残留水份进入防水套内。
Our products have good waterproof and seal function.
其产品具有密封性及防水性能好的特点。
Because of the waterproof layer and concrete base can't bond seal, a little damaged, there is a leak.
因防水层与混凝土基层不能粘结密封，破损一点，就出现渗漏一片。
After used in the water, if the camera needs to be taken out, please put the seal downward so as to prevent the residual water from entering the waterproof jacket.
在水中使用后，如需要取出相机，请把封口处向下，避免残留的水份进入防水套内。
Secondly, we seam seal the footwear or use an internal waterproof and breathable membrane to help your feet stay dry when it's wet outside.
其次，我们缝鞋或使用密封防水和透气内部膜，以帮助你的脚保持干燥时的湿之外。
Secondly, we seam seal the footwear or use an internal waterproof and breathable membrane to help your feet stay dry when it's wet outside.
其次，我们缝鞋或使用密封防水和透气内部膜，以帮助你的脚保持干燥时的湿之外。
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