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Cu-Sn alloy coating with different Sn content can be replacement plating out on iron and steel surface in a solution comprising of copper sulfate, stanous sulfate, complexant and stabilization agent.

铁件在由硫酸、硫酸亚锡、络合剂、稳定剂等组成的溶液中,可以置换覆不同锡质量分数的- 锡合金层,其工艺可替,消除污染,是实现电清洁生产措施之一。

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The isonicotinic acid - pyrazolone light intensity method is currently applied to measure the prussiates in the water.

水中的测定,目前采用异烟酸———吡唑啉酮光度法。

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Most of the devices are simple—such as a blacklight and funnel above a bucket of cyanide gas—but effective.

大部份的装置虽然简单但都很管用,例如在黑灯与漏斗下面放一桶毒气。

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Cyanide is used to kill insects.

可用来杀害虫。

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著名历史人传记

Near their trembling fingertips lay cyanide capsules.

颤抖手里攥着胶囊。

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经济学人-科技

And older telescopes can detect only strong, simple signals of the sort emitted by small molecules like carbon monoxide and hydrogen cyanide, which have two and three atoms respectively.

并且老望远镜只能探测到一氧碳(双原子)、氢(三原子)等小分子释放出,简单信号。

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昆虫王国第二季 (原声版)

Scorpion venom is a sinister cocktail of toxic substances, some of which are 100000 times more deadly than cyanide.

蝎毒是各种毒素危险混合,其中一些致命性要比高出10万倍。

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小故事大纪实

It produces cyanide, and we all know what that'll do to you.

桂冠会产生,我都知道那对人类会有什么影响。

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星球秘密

Cyanogenic glycoside molecules, and when they break down, they form cyanide.

汁液中含有苷分子当叶子被折断到时候,苷就会变成

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Reading Explorer L2

Illegal fishing methods like blast and cyanide fishing also harm the reefs.

非法捕鱼方法,如炸鱼和捕鱼,也会对珊瑚礁造成伤害。

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控方证人

The chemist accused of putting cyanide in his uncle's toothpaste.

那位学家被指控将加进了他叔叔牙膏里。

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哈佛大学《幸福课》

You know, I don't recommend going home now and, you know, giving your roommates, you know, ipecac or even worse cyanide and then tell them this is actually Vitamin C.

我不推荐大家回家以后给你友,服用吐根,甚至,然后告诉他这是维生素C。

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Reel知识卷轴

The whole of the bush is poisonous. In those leaves, there are two chemical compounds that by themselves are harmless, but when you mix them together, they produce cyanide gas.

整个灌木丛都是有毒。在这些树叶中,有两种本身是无害,但是当你把它混合在一起时,它会产生气体。

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双语版 TED-Ed 演讲精选

5 million of the recalled bottles were tested and 3 of them — all from the Chicago area — were found to contain cyanide.

对召回瓶子中 150 万瓶进行了检测,其中有三个——全部来自芝加哥地区——被发现含有

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TED演讲(音频版) 2015年9月合集

Molecules not just like methane, but formaldehyde and cyanide -- things that are the building blocks -- the seeds, if you will -- of life.

不只是像甲烷那样分子 还有甲醛和像是生命结构基础(building blocks) 生命种子质。

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透视百科科技类

The tetrodotoxin found in fugu is more toxic than cyanide, and each year about 20 people are poisoned from badly prepared fish.

河豚体内河豚毒素比毒性更强,每年有大约二十人死于食用未妥善处理好河豚。

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那些改变世界女性

So she decided to commit suicide by ingesting a cyanide capsule, and left everything she had to her adopted son, Sandy.

因此,她决定吞下一粒胶囊自杀,并把她所有东西都留给了她养子桑迪。

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PBS趣味科普

Two years later, in June of 1954, at the age of 41, he was found dead from cyanide poisoning, likely a suicide.

两年后,1954 年 6 月,41 岁他被发现死于中毒,很可能是自杀。

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生活大爆炸 第2季

Due to a high concentration of cyanide, it is poisonous in its raw form and lethal if prepared improperly! Feel better now?

由于富含高浓度,其本身有毒性,如加工不当即食用会致命。现在爽了吧?

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Discovery纪录片《认识细菌》

The environmental protection agency gave Homestake one year to develop a plan to get the cyanide out of the creek.

环境保护局给了霍姆斯特克公司一年时间,制定一项把从小溪中清除计划。

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AP 听力 2013年1月合集

They didn't know it at the time last July, but authorities have now determined the man died of cyanide poisoning.

警方去年7月调查时对这点尚不知情,但当局已经确定死者死于中毒。

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美食家基地

But every time I remember having the conversation, I'm pretty sure it's toxic raw, it's got cyanide in it.

但每次我记得我谈话,我都很确定这是有毒原料,里面有

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Crash Course 天文篇

And the redness is probably due to cyanide-like molecules that absorb blue light, letting redder light pass through.

而红色多半是由一种几首蓝光而让红光通过分子造成

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Scishow 精选系列

The good news is that if you happen to suffer from cyanide poisoning, there's always vitamin B12.

好消息,若你正因而遭受生命危险,永远有维生素 B12 这个救星。

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