聚乙烯

Today's gum bases can consist of both natural latexes and petroleum products such as polyethylene and paraffin wax , which also means most gums are non-biodegradable .

如今的泡泡糖一般由自然乳胶，聚乙烯和石蜡构成，这也说明它不能进行生物可降解。

All liner fractures occurred at the superior aspect, along the groove in the polyethylene that engages the locking ring of the shell.

所有的衬垫骨折均发生在上关节面，沿着聚乙烯沟。

Twenty-four test lysimeters containing 20-30kg prepared and residential refuse each were monitored for the settlement of refuse surface under a constant pressure of 0.05MPa and for leachate generation rate as well as the evaluation of stabilizing time of refuse landfill in Shanghai.

在24只聚乙烯塑料桶中，分别装填了人工配制和上海市燃气居民生活区的生活垃圾，研究了垃圾恒压表面沉降速度及添加物氮、磷、钾及铬、铜、钨、钼、铁和醋酸的加入对该速度的影响。

Produced by industrial and agricultural use of low pressure polyethylene cylinder Raschel mesh bag, windbreak net, construction net wall spraying, falling rocks to prevent the network, as well as PE rope, 26 Product specifications are Japan in the early 20th century, 90 developed a wide range of for industrial and agricultural production of new packaging and protective products, the entire process of production of non-toxic, non-polluting, no noise, all in accordance with international standards of production.

公司生产的工农业用低压聚乙烯拉舍尔圆筒网眼袋、防风网、建筑外墙喷涂网、落石防止网以及PE绳子，26个规格的产品均是日本20世纪90年代初研制的广泛用于工农业生产的新型包装和防护用品，产品生产全过程无毒，无污染，无噪音，全部按照国际标准生产。

The secondary loop is typically made of High-density polyethylene pipe and contains a mixture of water and anti-freeze ( propylene glycol , denatured alcohol or methanol ).

二次回路通常是由高密度聚乙烯管道，并载有（混合水和防冻剂丙二醇，变性乙醇或甲醇）。

Acetic acid equipments using material in PTA, PVA, aldehyde oxidation and methyl alcohol carbonyl synthetic four plants in chemical industry and chemical fibre production are analyzed.

对化工化纤生产中的精对笨二甲酸、聚乙烯醇、乙醛氧化生产醋酸与甲醇羰基合成醋酸4个装置醋酸设备用材进行分析，并对含Cl-、含Br-、含I-的醋酸及含Cl-的甲乙混酸对不锈钢、铜、钛与镍基合金等金属材料腐蚀原因作了讨论。

In this article, we adopted polyvinyl-butyral and methyl cellulose as chemical additives, and carried out research about the bond property of modified mortar in masonry of different walling materials. Its established the test and theoretical basis for the application of modified mortar in masonry buildings.

本文主要研究采用聚乙烯醇缩丁醛和甲基纤维素对普通砂浆进行二级改性后，对不同块材的砌体抗剪性能的影响，为改性砂浆在砌体中的应用奠定试验和理论基础。

The ionic type depends on the ionic properties of the emulsions. Non-ionic emulsion was usually used.

聚乙烯乳液的离子型取决于所用乳化剂的离子属性，一般使用非离子乳化剂。

Differences in the properties of emulsions and the morphology of emulsionfilms between PVA protective colloid and the low molecular weight non-ionic and/or anionic surfactants were described in a previous paper

分歧，在性能的乳液和形态emulsionfilms之间的聚乙烯醇保护胶体和低分子量重量非离子型和/或阴离子表面活性剂的人描述在一个先前发出的文件

Invented by Indian-born UNSW materials scientist, Professor Veena Sahajwalla, the technology currently substitutes about 30 per cent of coke and coal in electric arc furnace steelmaking with polyethylene waste plastic, which would otherwise have ended up in landfill.

由UNSW的一位印度出生的材料学家——维娜·沙哈瓦拉发明的这项技术，可以通过使用那些原本将要堆在垃圾堆里的废弃聚乙烯塑料，从而节约电弧炉炼钢生产的大约30%煤炭消耗。

But we don't care about Battlegrounds.

但我们并不在乎沙场中的显露。

Ah! don't mention it, the butcher's shop is a horror.

啊！不用提了。提到肉，真是糟透了。