Low quality plastics and thin panel metal left much to be desired in the tactile department.

低质量的塑料和薄面板的金属还有许多不尽如人意，在触觉署。

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Returned materials can be reused without adding high-quality plastics and other good prescriptions.

回料能反复使用，不需添加优质塑料，及其它好的配方。

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Embossed stripe sheets, the page made from high-quality plastics will protect the important files and materials properly.

凤尾纹片材，优质塑料内面，可使重要文件于资料得到妥善保护。

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Catalysts are sensitive to heat and can produce poor quality plastics.

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Furthermore, compliance with the RoHS directive(1) and REACH regulations(2) regarding the safety of chemicals in ICT products has made it challenging to control the quality of recycled plastics, and until now it has been impossible to reuse recovered plastic in a computer bodies.

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