PBT is a thermoplastic engineering plastic with good properties, it is called the five general engineering plastic with PPO, PC, POM and PA.

聚对苯二甲酸丁二醇酯（PBT）是一种性能优良的热塑性工程塑料，它与PPO、PC、POM和PA共称为五大通用工程塑料。

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They don't melt, drop, or release any toxic fumes when burnt, and the results have been verified by both the Central Institute of Plastic Engineering and the Sriram Institute for Industrial Research.

点燃后这种袋子不会熔化，滴落或释放任何有毒气体，该结果已经被中央研究院塑料工程和罗摩工业研究所证实。

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It is certain that most engineering materials are partly elastic and partly plastic.

可以肯定，大多数工程材料有几分苏醒也有几分弹性。

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Dow's materials-engineering center is busy brainstorming ways that plastic can be used to replace wood and steel in durable goods, particularly home appliances and auto parts.

FORBES: Chemical transformation

Engineering problems unique to a craft made of plastic water bottles forced the catamaran to make unscheduled stops, as has unpredictable weather.

CNN: Plastic bottle boat reaches Australia after stormy seas

The leads also need to be flexible enough to deal with the large thermal expansion of the chip relative to the plastic on which it is mounted yet another engineering headache.

ECONOMIST: MONITOR