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1.Limonene needed in recycling foamed polystyrene was extracted from the ear of schizonepeta tenuifolia using ligroin.

1.本文研究从荆芥穗中提取回收聚苯乙烯所需的柠檬烯,其法是溶剂萃取。

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2.The reaction between polystyrene having oxazoline groups(RPS) and chlorinated polyethylene(CPE) was investigated by FTIR, DSC methods.

2.FTIR、DSC法研究了含恶唑啉官能团的聚苯乙烯(RPS)与氯聚乙烯(CPE)之间的反应。

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3.The benzene ring and alkene structural group are much more stable than structural group of sulfoacid for the carbonifying process of polystyrene.

3.在碳过程中,聚苯乙烯交换树脂的苯环结构和烯烃基团比磺酸基团稳定

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4.In this paper, bromized polystyrene flame retardant was synthesized by electrophilic substitution of waste polystrene with bromine using aluminium ehlorid as catalyst.

4.本文利三氯铝作催剂,废聚苯乙烯与溴发生亲电取代反应合成溴聚苯乙烯阻燃剂。

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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.

5.在GMA与聚苯乙烯阴反应的过程中,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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Scishow 精选系列

1.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”。

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经济学人-文艺

2.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。

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BBC Ideas 精选(双语)

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

现在主要的材料是普通纸张和聚苯乙烯但巧妙的和拆时的兴奋感仍然存在。

「BBC Ideas 精选(双语)」评价该例句:好评差评指正
TED演讲(音频版) 2020年1月合集

4.Polystyrene can take thousands of years to degrade.

聚苯乙烯可能需要数千年才能降解。机翻

「TED演讲(音频版) 2020年1月合集」评价该例句:好评差评指正
自然杂志:科技

5.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。机翻

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Crash Course 综合篇

6.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。机翻

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TED演讲(视频版) 2022年7月合集

7.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。机翻

「TED演讲(视频版) 2022年7月合集」评价该例句:好评差评指正
TED演讲(视频版) 2019年11月合集

8.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。机翻

「TED演讲(视频版) 2019年11月合集」评价该例句:好评差评指正
21-初高-每日听力

9.Today's disposable cups also have polystyrene in them.

今天的一次性杯子里面也有聚苯乙烯机翻

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21-初高-每日听力

10.For example, polystyrene turns into small pieces with time.

例如, 聚苯乙烯随着时间的推移会变成小块。机翻

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TED-Ed(视频版)

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

在 1920 年代,研究人员首次商业聚苯乙烯一种用于绝缘的海绵塑料。机翻

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透视百科影视类

12.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机翻

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科普小杂文

13.It was made from polystyrene which was strong, cheap and transparent, allowing the ink level to be seen at all times.

它由聚苯乙烯制成,坚固、廉价、透明,可以随时看到墨水量。

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China Daily 播客集

14.While laying plastic film on extruded polystyrene boards, static electricity was generated, igniting the gases, the foam and other flammable materials.

在挤塑板上铺设塑料薄膜时,产生静电放电点燃积聚的易燃气体,迅即引燃聚氨酯泡沫、挤塑板等易燃可燃材料。

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自然杂志:科技

15.The speaker's create areas of high pressure that can trap a polystyrene bead and suspend it in midair.

扬声器会产生高压区域,可以捕获聚苯乙烯珠并将其悬浮在半空中。机翻

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当月 CNN 10 学生英语 2020年10月合集

16.But then it was discovered in 2015 that these little grubs could eat polystyrene and a whole new line of research opened up.

但是在2015年,人们发现这些小东西可以吃聚苯乙烯,于是一个全新的研究方向就出现了。

「当月 CNN 10 学生英语 2020年10月合集」评价该例句:好评差评指正
BBC 听力 2023年9月合集

17.There are also new bans in parts of the country on polystyrene packaging and microbeads that are found in personal care and cleaning products.

澳大利亚部分地区还出台了新的禁令,禁止聚苯乙烯,以及在个人护理和清洁产品中存在的塑料微球。

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经济学人 Science and technology

18.By contrast, early laboratory experiments used sterile spherical beads of just one type of plastic, polystyrene, which were bigger than the nano-size range.

相比之下,早期的实验室实验仅使用一种塑料——聚苯乙烯的无菌球形珠子其尺寸大于纳米尺寸范围。机翻

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Scishow 精选系列

19.While it can technically be recycled, it's not particularly practical, because a truck full of lightweight, air-filled Styrofoam doesn't melt down into a lot of polystyrene.

尽管从技术角度能被回收,但是不是特别实用,因为一卡车又轻又蓬松的泡沫塑料并不能够熔化成大量的聚苯乙烯

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剑桥雅思听力全真试题 5

20.The Save-a-Cup scheme was set up by the vending and plastics industries to recycle as many as possible of the three-and-a-half billion polystyrene cups used each year.

“节省杯子”计划通过兜售和塑料业每年尽可能多地回收35亿聚苯乙烯杯而成立。

「剑桥雅思听力全真试题 5」评价该例句:好评差评指正
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