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1·Would-be customers discovered it could be fashioned into molded insulation, valve parts, pipe stems, billiard balls, knobs, buttons, knife handles and all manners of items.

未来的客户发现它能够制造成铸模绝缘材料、阀门零件、细长的物品、台球、球形柄、纽扣、刀柄以及各种各样的物件。

2·The various forms have a multitude of USES as coatings, packing films, molded parts, insulation, piping, etc.

不同形式的聚乙烯有许多用途，例如涂料、包装膜、模塑件、绝缘材料、管道等。