螯合树脂

chelate resin的用法和样例：

例句

In functional polymer, he engaged in the research of ion-exchange resin and chelating resin.在功能高分子方面，主要对离子交换树脂及螯合树脂的性能进行研究。
The paper has made a comparison of syntheses and properties between melamine urea formaldehyde resin and melamine resin.本文就三聚氰胺脲醛共缩合树脂的合成以及与三聚氰胺树脂的性能对比作了初步探讨。

听电影学英语-别惹蚂蚁 03

[00:04.24]Mommo, here's your-- What are you doing? 奶奶给你你在做什么? [00:06.08]Preventing alien abduction, that's what l'm doing. 我在准备应对被外星人拐骗 [00:11.16]Thank you. 谢谢 [00:16.56]Dang crabgrass. 该死的草 [00

发表于:2018-12-07 / 阅读(113) / 评论(0)

听电影学英语-别惹蚂蚁

生活大爆炸第三季第一集_3

是啊 Uh-huh. 永不变质的 It'll last forever. 我把它保存在纯净的 I preserved in a one percent solution 聚乙烯醇缩醛树脂里了 of polyvinyl acetal resin. 天哪 Oh,my God. 这是我听到但没能理解的话中 That's the most r

发表于:2019-01-01 / 阅读(57) / 评论(0)

生活大爆炸第三季

VOA慢速英语 200707030041

This is the VOA Special English Agriculture Report. An American expert in food science technology has won a major international award. Philip E. Nelson has been named winner of the Two Thousand Seven World Food Prize. World Food Prize Foundation Pres

发表于:2019-01-11 / 阅读(76) / 评论(0)

VOA慢速英语2007年（七）月

新买的衣服穿之前要洗吗？

That dress looks perfect right off the rack, and that crisp button-down shirt is never going to be any brighter or whiter than the moment you buy it. So is it really necessary to go to all of the trouble of washing those brand-new garments before you

发表于:2019-01-20 / 阅读(66) / 评论(0)

阅读空间

Tree climbing: Part 1

Tree climbing: Part 1 NB: This is not an accurate word-for-word transcript Dan: Hello and welcome to this weeks 6 Minute English. Im Dan Walker Smith and today Im joined by Kate. Now in todays programme and in next weeks programme were talking about

发表于:2019-02-05 / 阅读(88) / 评论(0)

六分钟英语

英国发明牙齿治疗新技术

LONDON, June 16 (Xinhua) -- Drillings and fillings at the dentist's are always dreadful and make tooth decay treatment very unpleasant. But British scientists have developed a new approach of fixing tooth decay, which could get rid of all the drillin

发表于:2019-02-18 / 阅读(56) / 评论(0)

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