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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生产。

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Plastics -- Methods for determining the density of non-cellular plastics -- Part 1: Immersion method, liquid pyknometer method and titration method

.非泡沫密度测定方法.第一部分:浸渍法、体比重瓶法和滴定法.

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A foamable phenolic resin was prepared,through addition,condensation,in the presence of alkali.The resin was foamed with surfactant, foamer,solidifying agent , then the foam phenolplast was given .

苯酚与甲醛在碱性条件下经加成、得可发性酚醛树脂,该树脂和表面活性剂、发泡剂、固化剂一起发泡即得酚醛泡沫

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The characteristic, structure, raw materials, equipment, process, cost and applications of arched colour plated roofing are introduced. The foams act as insulator, seal and waterproofer in roofing.

简要介绍了用泡沫保温、密封、防水拱形彩钢屋面特点、构造、材、设备、施工工艺、生产成本和应用。

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Vox 观点

And they were still in everything from refrigerators and air conditioners and styrofoam.

它们仍然存于冰箱、空调和聚苯乙烯泡沫塑料等各种物品中。

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当月 CNN 10 学生英语 2020年10月合集

So it would take 3 or 4,000 mealworms to eat this Styrofoam cup about a week.

因此,约需要34000麦虫用一周才能吃掉这个泡沫塑料杯。

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VOA常速英语_美洲

Cruz Foam is currently in discussions with several American corporations to provide their protective packaging needs.

克鲁兹泡沫塑料目前正与几家美国公司进行谈判,以提供他们的保护性包装需求。

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CNN 10 学生英语 2019年3月合集

When it comes to shipping materials, its not always the perfect substitute for Styrofoam or other plastics.

运输材料,它并不总是泡沫塑料或其他塑料的完美代品。

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CNN 10 学生英语 2022年3月合集

Similar products run about to cents per plate, while plastic foam plates cost around three cents apiece.

类似产品的价格约为每盘几美分,而泡沫塑料板的价格约为每盘3美分。

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CRI线 2020年3月合集

The production and sales of single-use foam plastic tableware and plastic swabs will be banned by the end of this year.

今年年底,将禁止生产及销售一次性泡沫塑料餐具和塑料棉签。

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代生活奇思

So my polystyrene balls are now the stored electric charges in the grid.

所以我的泡沫塑料代表了网格中储存的电荷。

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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

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此间的地

The material in styrofoam cups is nearly impossible to recycle and it doesn't decompose.

泡沫塑料杯中的材料几乎无法回收,也不会分解。

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崔仙女的生活日常

It still has like the styrofoam on it.

它上面还留着那种泡沫塑料

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English Learning for Curious Minds

Firstly, always drink from a porcelain or ceramic cup, never from a styrofoam one.

首先,务必使用瓷杯或陶瓷杯饮用,切勿使用泡沫塑料杯。

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English Learning for Curious Minds

The styrofoam actually absorbs flavour molecules, reducing the taste.

聚苯乙烯泡沫塑料实际上会吸收风味分子,从而降低茶的口感。

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Sleep With Me

Then I made him reinforce it with styrofoam.

然后我让他用泡沫塑料加固它。

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The Current

And inside of it was a styrofoam pack and then a crush-proof pack.

其中是一个泡沫塑料包装,接着是一个防压包装。

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扣扣熊深夜秀-Guest Interviews

My husband has, you know, like nails down a chalkboard or squeaky polystyrene?

我丈夫有,你知道的,就像指甲划过黑板或者吱吱作响的泡沫塑料那样的声音过敏吗?

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马克创意工程秀

How many cards could you get in the styrofoam in six seconds?

- 六秒内泡沫塑料里你能取多少张卡片?

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The Office S05 (BluRay 1080p)

Get me some ice and Styrofoam bucket.

给我拿些冰块和泡沫塑料桶。

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小谢尔顿 第六季 Young Sheldon Season 6

It's got a big foam finger on top of it.

是举起一根手指的泡沫塑料加油帽。

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TED演讲(视频版) 2017年3月合集

You end up with a block of Styrofoam bigger than the TV itself.

你最终会得一块比电视本身还泡沫塑料

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圣诞吃什么

Because that'll anchor our styrofoam cone.

- 因为那会固定我们的聚苯乙烯泡沫塑料锥体。

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