These two are not shy about having a good night outonthetiles.
这两个是不羞于在地砖上有一个良好的夜晚。
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Older tileson Discovery look streaked from the plasma environment of re-entry. They stand out in photos because new tiles still appear a pristine dark black.
Antifouling protective films are formed onthe surfaces of porcelain tiles, and thus porcelain tiles having favorable antifouling property and high surface brightness can be produced out.