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单词 polystyrene
释义

polystyrene /ˌpɒlɪ'staɪriːn//ˌpɑliˈstaɪrin/

英汉-汉英词典
n. 聚苯乙烯
形容词: polystyrene
词组 | 习惯用语
polystyrene foam 泡沫塑料;泡沫聚苯乙烯
expanded polystyrene 发泡聚苯乙烯;泡沫聚苯乙烯;多孔聚苯乙烯;膨胀性聚苯乙烯
polystyrene resin 聚苯乙烯树脂
high impact polystyrene 高抗冲聚苯乙烯;耐冲击聚苯乙烯
英语例句库
  1. Limonene needed in recycling foamed polystyrene was extracted from the ear of schizonepeta tenuifolia using ligroin.
    本文研究从荆芥穗中提取回收聚苯乙烯所需的柠檬烯,其方法是溶剂萃取。
  2. The reaction between polystyrene having oxazoline groups(RPS) and chlorinated polyethylene(CPE) was investigated by FTIR, DSC methods.
    用FTIR、DSC等方法研究了含恶唑啉官能团的聚苯烯(RPS)与氯化聚乙烯(CPE)之间的反应。
  3. The benzene ring and alkene structural group are much more stable than structural group of sulfoacid for the carbonifying process of polystyrene.
    在碳化过程中,聚苯乙烯阳离子交换树脂的苯环结构和烯烃基团比磺酸基团稳定。
  4. In this paper, bromized polystyrene flame retardant was synthesized by electrophilic substitution of waste polystrene with bromine using aluminium ehlorid as catalyst.
    本文利用三氯化铝作催化剂,废聚苯乙烯与溴发生亲电取代反应合成溴化聚苯乙烯阻燃剂。
  5. Results indicate interestingly that the double bond of GMA polymerized with polystyryl carbanion and the molar ratio of epoxy end group and polystyrene oligomer can be adjusted.
    在GMA与聚苯乙烯阴离子反应的过程中,GMA在活性种的终端发生了聚合,所得产物中环氧端基与聚合产物的摩尔比可根据需要进行调节。

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原声例句
Scishow 精选系列

Take " expanded polystyrene" , for example, which you know as " Styrofoam" .

比如说“发泡聚乙烯”,也就是大家知道的“泡沫聚乙烯”。

经济学人-文艺

Tastes have evolved: polystyrene cups have long replaced elegant coffee sets in many situations.

聚苯乙烯杯子在许多情况下早已取代了优雅的咖啡具。

BBC Ideas 精选(双语)

Now it's mainly plain paper and polystyrene, but the skillful wrapping and excitement of unwrapping remains.

现在主要的包装材料是普通纸张和聚苯乙烯,但巧妙的包装和拆开包装时的兴奋感仍然存在。

TED演讲(音频版) 2020年1月合集

Polystyrene can take thousands of years to degrade.

聚苯乙烯可能需要数千年才能降解。

自然杂志:科技

In fact all it is, is a tiny polystyrene bead.

事实上,它就是一个微小的聚苯乙烯珠。

Crash Course 综合篇

Polymerize it, polystyrene. Make a foam out of it, Styrofoam.

聚合它,聚苯乙烯。 用它做泡沫, 聚苯乙烯泡沫塑料。

TED演讲(视频版) 2022年7月合集

Polystyrene ceiling tiles, no natural daylight, the least inspiring place to meet people.

聚苯乙烯天花板,没有自然采光,是最不鼓舞人心的会面场所。

TED演讲(视频版) 2019年11月合集

Now, if you're wondering about that polystyrene clamshell, yeah, we ditched it.

现在,如果您想知道那个聚苯乙烯翻盖,是的,我们抛弃了它。

TED-Ed(视频版)

In the 1920s, researchers first commercially developed polystyrene, a spongy plastic used in insulation.

在 1920 年代,研究人员首次商业开发聚苯乙烯,一种用于绝缘的海绵塑料。

透视百科影视类

They then printed just the Giga's head and cut it out of polystyrene.

然后他们只打印了 Giga 的头部,并用聚苯乙烯将其切割出来。

中文百科

聚苯乙烯

用聚苯乙烯为原料的即弃杯盖

聚苯乙烯(英语:Polystyrene,简称PS)是无色透明的热塑性塑料,其中发泡聚苯乙烯俗称保丽龙(亦称保利纶,香港俗称发泡胶)。具有高于摄氏100度的玻璃转化温度,因此经常用来制作各种需要承受开水的温度的一次性容器,以及一次性泡沫饭盒等。

英语百科

Polystyrene 聚苯乙烯

Stick model of polystyrene
Expanded polystyrene packaging

Polystyrene (PS) /ˌpɒliˈstrn/ is a synthetic aromatic polymer made from the monomer styrene. Polystyrene can be solid or foamed. General-purpose polystyrene is clear, hard, and rather brittle. It is an inexpensive resin per unit weight. It is a rather poor barrier to oxygen and water vapor and has a relatively low melting point. Polystyrene is one of the most widely used plastics, the scale of its production being several billion kilograms per year. Polystyrene can be naturally transparent, but can be colored with colorants. Uses include protective packaging (such as packing peanuts and CD and DVD cases), containers (such as "clamshells"), lids, bottles, trays, tumblers, and disposable cutlery.

近义、反义、联想词
近义词
n.
styrene, cinnamene, phenylethylene, vinylbenzene

联想词
plastic可塑的;polyethylene聚乙烯;polypropylene聚丙烯;foam泡沫;polycarbonate聚碳酸脂;plastics塑料;polyurethane聚亚安酯;PVC聚氯乙烯;polymer聚合物;polymeric聚合的;cardboard硬纸板;
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更新时间:2025/6/18 5:53:25