The new seal material; application of flexible graphite.

新密封材料；柔性石墨的应用。

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The supplier must provide quality certificate when we purchase seal material.

进货时供应商必须提供产品质量保证书。

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And seal material and seal cushion structural design are the foundations that the seal technology is used on the engine.

而密封材料和密封垫结构设计是密封技术在发动机上应用的基础。

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The only plastic objects that can not now be recycled are heavily contaminated items, such as paint pots and plastic products, such as carrier bags, coal sacks, and clear material used to seal food containers.

BBC: Guernsey States introduces more plastic recycling

Taxi drivers have been ordered to seal their windows to prevent seditious material from being leafletted in the main square.

FORBES: China Loading Up On Gold As Hedge Against U.S. Treasuries

Cement forms an extremely strong, effectively impermeable, seal from a thin slurry that can be pumped pretty easily anywhere, and is the ideal material for this purpose ( Cementing).

FORBES: The Fracking Solution Is A Good Cement Job