Wooden playthings typically don't contain any chemical-filled plastics.
木制玩具是典型的不含任何化学塑料填充物的玩具。
Summing up Appropriately used, coupling agents create significant improvements in the properties and processing of filled plastics.
恰当地说，偶联剂在填充聚合物上创造了巨大的聚合物性能和加工改进。
In the production of coating, colorant, and filled plastics, the dispersion of solid particles in the agent directly determines the product quality.
在涂料、颜料、填充塑料的生产过程中，固体颗粒在介质中的分散性能直接影响产品质量。
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