If possible, plastic parts of the light cleansing surface and mold contact.
如果可能的话，塑件的光洁面不要与模具表面接触。
The lead is heavy and the plastic is light.
铅是重的，而塑料是轻的。
Plastic is an ideal solution for these components because it is light and self-lubricating.
塑料部件则比较理想的解决这些问题，它重量轻而且有自润滑作用。
Therefore, the wood-plastic floor has the advantages of light weight and attractive appearance.
因此该木塑地板具有质量轻、美观的优点。
Deduction of plastic is durable and light, it has the same effect on metal buttons.
服饰塑胶纽扣 塑胶扣耐用，重量较轻，与金属纽扣有着同样的效用。
Deduction of plastic is durable and light, it has the same effect on metal buttons.
服饰塑胶纽扣 塑胶扣耐用，重量较轻，与金属纽扣有着同样的效用。
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