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单词 polyurethane
释义

polyurethane /ˌpɒlɪ'jʊərɪθeɪn//ˌpɑlɪ'jʊrəθen/

英汉-汉英词典
n. 聚亚安酯
形容词: polyurethane
词组 | 习惯用语
polyurethane foam 聚氨酯泡沫塑料;泡沫聚氨酯;聚氨酯泡沫体;聚乌拉坦泡沫胶
polyurethane coating 聚氨酯涂料;聚氨酯敷层
polyurethane resin 聚氨基甲酸乙酯树脂
polyurethane paint 聚氨酯漆;聚氨基甲酸漆油
polyurethane rubber 聚氨基甲酸酯橡胶
英语例句库
  1. A raw rubber for millable polyether polyurethane elastomer was prepared.
    研制了一种新型的聚醚型聚氨酯生胶。
  2. Megadyne is a leading worldwide manufacture of polyurethane transmission belts and rubber belts.
    意大利麦高迪公司是全球著名的聚氨脂皮带和橡胶带生产企业。
  3. Abstract A lightfast aq. polyurethane emulsion for leather finishing was prepared mainly from aliphatic isocyanate.
    选择脂肪族异氰酸酯为主要原料,制备了一种耐光型水性聚氨酯皮革涂饰剂。
  4. This article is a study of methylene chloride as a substitute for trichloro-fluoromethane in producing flexible polyurethane foam.
    讨论了用二氯甲烷替代一氟三氯甲烷进行软质聚氨酯泡沫塑料的生产。
  5. This paper introduces studying and using process of new type polyurethane sealing element,contrastes with similar import sealing element.
    介绍了新型聚胺脂密封件的研究开发和使用过程,并与进口同类密封件进行对比,有一定的实用价值。
  6. The outer door is a polyurethane foamy one with a glazing unit observation window, for better perspectivity and heat preservation.
    外门为聚氨脂发泡门,中空玻璃观察窗,透视性好,保温性能好。
  7. Polyurethane foaming box ensures good heat preservation capacity, and so ice cubes become more melting-resistible and can be stored longer.
    聚氨酯发泡箱体,保温性能好,储冰时间长,不易融化。
  8. Study of low angle laser light scattering indicats, in a certain limits of extender amount, the polyurethane have a amorph pseudomicrostructure...
    溶解测定结果表明,本文中的聚氨酯为具有不同支化程度的可溶性聚合物。
  9. Benzylic ether phenolic resin is one of the main components of foundry polyurethane binder; its structure and preparation condition determine the performances of polyurethane binder.
    苯醚型酚醛树脂是铸造用聚氨酯粘合剂的主要成份之一,它的结构及合成工艺条件决定了该类粘合剂性能。
  10. The main materials we used are including silicone rubber, fluorubber, natural rubber, neoprene rubber, EPDM, butyl rubber, polyurethane, polyethylene, EVA, ABS, PP, and PVC.
    使用的原料有硅橡胶、氟橡胶、天然橡胶、氯丁橡胶、三元乙丙橡胶、丁基橡胶、聚氨脂橡胶、聚乙烯、聚丙烯、EVA、ABS、PP、PVC等。
  11. Considering its colourable and castable nature, its extended hardness range, low wear and superior load bearing capacity, polyurethane is a smart substitute for rubber.
    考虑到着色和浇铸料的性质,选择具有更大硬度范围,低磨损,优越承载能力的聚氨酯替代橡胶是明智的。
  12. Application of polyurethane enamel on farmer trucks with key points in the processes of phosphating, priming, atomic ash puttying and enamel spraying is described.
    介绍农用运输车磷化、喷涂底漆、涂刮原子灰、喷涂聚氨酯磁漆等工艺流程及注意事项。

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原声例句
2022年考研英语阅读真题

Unfortunately, the polyurethane foam he used is inherently unstable.

不幸的是,他使用的聚氨酯泡沫天生不稳定。

科学60秒-科学美国人 2019年9月合集

It's not that easy to recycle polyurethane.

回收聚氨酯并不容易。

Crash Course 综合篇

Some other polymers like polyurethane or Bakelite are thermoset.

其他一些聚合物如聚氨酯或电木是热固性的。

双语版 TED-Ed 演讲精选

For starters, the heel, insole, midsole, and upper layer are usually made from synthetic textiles like polyester, nylon, latex, and polyurethane.

首先,鞋跟、鞋垫、鞋底夹层和鞋面通常由合成纺织品制成,像聚酯、尼龙、乳胶和聚氨酯

科学60秒-科学美国人 2020年6月合集

Unfortunately, due to its widespread use, more than a million tons of polyurethane waste end up in U.S. landfills each year.

不幸的是,由于聚氨酯的广泛使用,每年有超过100万吨的聚氨酯废料最终被丢弃在美国垃圾填埋场。

精选英语短文

Designed by Shift Robotics, an offshoot of Carnegie Mellon University, Moonwalkers consist of a 300W brushless motor in each 4.2-lb (1.9-kg) shoe that powers eight polyurethane wheels.

“月球漫步者”由美国卡耐基梅隆大学下属的Shift Robotics公司设计,每双重量为1。9千克的鞋中包含一个300瓦的无刷电机,为8个聚氨酯轮子提供动力。

当月 CNN 10 学生英语 2020年3月合集

Someone says a suit of plastic wheels is polyurethane, but when roller man's out for a spin he might look comical but knows how to book it.

有人说这套塑料轮子是聚氨酯做的,当轮滑达人出去转圈兜风时,可能看起来很滑稽,但他知道怎么定制这套轮子。

科学60秒-科学美国人 2019年9月合集

He and his team therefore set out to tweak the molecules that make up polyurethane to make it easier for it to be converted into other useful materials.

因此,他和他的团队着手调整构成聚氨酯的分子,使其更容易转化为其他有用的材料。

未来世界建设

Polyurethane binders are combined with gravel or stones to create a surface with similar properties to concrete or tar, but with tiny cavities that let water through.

聚氨酯粘合剂与砾石或石头结合在一起,形成一种与混凝土或焦油具有相似特性的表面,但具有让水通过的微小空腔。

经济学人-科技

It is made from a blend of crushed rock, rubber and polyurethane, a synthetic plastic that replaces bitumen as the binding agent and allows even bigger pores in the road surface.

它由碎石、橡胶和聚氨酯制成,人造塑胶聚氨酯可以代替沥青,因为这种粘合剂可以允许更大的气孔存在于路面。

中文百科

聚氨酯

聚氨酯(英语:Polyurethane,IUPAC缩写为PUR,一般缩写为PU)是指主链中含有氨基甲酸酯特征单元的一类高分子。这种高分子材料广泛用于黏合剂,涂层,低速轮胎,垫圈,车垫等工业领域。在日常生活领域聚氨酯被用来制造各种泡沫和塑料海绵。聚氨酯还被用于制造避孕套(对乳胶避孕套过敏的人适用)和医用器材和材料。由于聚氨酯具有非常低的导热系数。所以聚氨酯材料为基础的新型墙体保温材料是一种新型的墙体材料,在欧美等西方国家已经发展的比较成熟了,在中国这方面墙体保温材料的推广还在继续进行中,所以在中国的发展市场非常具有潜力。

英语百科

Polyurethane 聚氨酯

Polyurethane synthesis, wherein the urethane groups — NH-(C=O)-O- link the molecular units.

Polyurethane (PUR and PU) is a polymer composed of organic units joined by carbamate (urethane) links. While most polyurethanes are thermosetting polymers that do not melt when heated, thermoplastic polyurethanes are also available.

Polyurethane polymers are traditionally and most commonly formed by reacting a di- or polyisocyanate with a polyol. Both the isocyanates and polyols used to make polyurethanes contain on average two or more functional groups per molecule.

近义、反义、联想词
近义词
n.
polymer

联想词
thermoplastic热后可塑性的;epoxy环氧的;resin树脂;latex乳胶;foam泡沫;neoprene氯丁橡胶;nylon尼龙,聚酰胺纤维;polyethylene聚乙烯;silicone硅树脂;polyester聚酯纤维, 涤纶;fiberglass玻璃纤维;
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更新时间:2025/6/17 9:05:18