虽然塑料复合材料也能提供高强度，轻巧的部件，但塑料复合材料几乎很难回收利用。
Whereas plastic composite materials can also provide great strength and lightness, they can be difficult if not impossible to recycle.
但是大多数高强度气体灯在寿命后期均表现出整流效应，这将导致镇流器及其相关部件过载。
However, Rectifying effect will appear in most HID lamps at the end of their lives. This will lead to overload in the ballast and relative components.
螺旋输送机及其部件按输送链采用高强度塑料制作的螺旋输送机又称为食品螺旋输送机，螺旋提升机，主要适用于输送大件产品。
Screw conveyor and its parts are made of high strength plastic screw conveyor according to the conveyor chain, also known as food screw conveyor, spiral elevator, mainly for conveying large products.
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