Thanks to Matt Gurney and National Post for covering this material.
由于这种材料覆盖到马特·格尼和国家邮报。
There is some sort of material covering this table to make it so smooth.
这张桌子上涂有某种材料，摸起来很光滑。
For space equipment, light cover, the covering material, automobile and motorcycle windshield.
用于宇宙器械、指示灯罩、表面覆盖板、汽车及摩托的挡风玻璃。
Rice chaff and fine earth were used as a covering material.
三是用砻糠细土作覆土材料。
Rice chaff and fine earth were used as a covering material.
三是用砻糠细土作覆土材料。
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