这种材料在塑料工业上被广泛的使用。
然而，当这些材料在横向方向被拉伸时却变得很容易。
However, the material does stretch more easily when pulled in a lateral direction.
被抛光光学元件的材料去除是在抛光区内实现的。
Material removal of optical element is done in "polishing spot".
仅有陶瓷材料，在作品完成后被确认。
这种强度已经在许多商业材料上被加以利用。
That strength already has been harnessed for use in many commercial materials.
这种强度已经在许多商业材料上被加以利用。
That strength already has been harnessed for use in many commercial materials.
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