polyethylene

poly-,多，复，聚，ethylene,乙烯。

polyethylene (n.)

polymer of ethylene, 1862, from French polyéthylène; see poly- + ethylene. Related: Polyethylenic (1860).

1. It virtually consists of an empty chamber completely lined with polyethylene.

它实际是一台完全用聚乙烯作衬里的空腔室.

2. Polyethylene is an excellent barrier to water vapor.

聚乙烯保水蒸汽的性能良好.

3. The samples are collected in perforated polyethylene bags.

样品采集在有孔的聚乙稀袋中.

4. The auxiliary fuel tank is made of polyethylene.

副燃油箱是用聚乙烯制造的.

5. The spectrum indicates that a polyethylene - like species has migrated to the surface of the elastomer.

该光谱表明,聚乙稀类物已经迁移到人造橡胶的表面.