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Lead and selenium mainly exist in galena, clausthalite, and selenio-galena which occur as cell-filling of coal-forming plants and are of chemical-sedimentary origin.

铅和硒主要赋存在方铅矿、硒铅矿和硒方铅矿中,这3种矿物以植物胞腔充填形式出现,属于积成因。

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The sythesis of Monuron herbicide by oxidative-reductive carbonylation of dimethyamine and p-ClC6H4NO2 using selenium as catalyst and organic base as cocatalyst was studied.

研究了以硒为催剂,有机为助催剂,对氯硝基苯和二甲为反应底物,经高选择性氧还原羰基一步合成灭草隆除草剂。

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The results indicated that the trace elements molybdenum and zirconium increased considerably the gas yields of the lignitic organic matter while selenium did not.

表明,除硒元素外,随着钼元素和锆元素的加入,褐煤有机质气态产物的生成量显著提高。

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The high quantily of proteinfat and the concentration of IronZinc and Selenium ions in the medium is more advantageous to bioconcentration of edible fungi.

提高培养基中蛋白质、脂肪和铁、锌、硒的浓度,有利于食用菌对铁、锌、硒的富集。

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Objective: To observe the effect of selenium on the TSH positive cells in the pituitary pars distalis of rat with colon mucosa cancer induced by azoxymethane (AOM).

观察硒对氧偶氮甲烷(AOM)所致大鼠肠癌形成过程中,垂体远侧部促甲状腺激素(TSH)阳性细胞的影响。

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VOA Special 2017年9月合集

One of the newly identified genes is involved in how the body uses the mineral selenium.

新发现的基因涉及到人体如何利用矿物硒。

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美丽新世界

" That one, then. The roll unwinds. The selenium cells transform the light impulses into sound waves, and … "

“那个,然后,录音带展开,硒管把波转化为声波,于是… … 。”

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问答进行中

I busted open Python, imported selenium, and started scraping or tried to.

我打开了Python,导入了selenium,然后开始抓取或尝试这样做。

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剑桥际2

These foods have a lot of selenium.

这些食物含有大量的硒。

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潘潘

Another woman was commending her selenium cell.

位妇女正在推荐她的硒管。

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剑桥际2

Selenium is a mineral that helps people feel more relaxed and happy.

硒是种矿物,可以帮助人们感到更加放松和快乐。

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VOA Special 2014年1月合集

Professor Baum says she thought the multivitamins by themselves or selenium by itself would help strengthen the immune system. She was wrong.

Baum教授说她原来认为复合维生素和硒自身都能增强免疫力,但是她错了。

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剑桥际2

You can also try eating a Brazil nut everyday. One Brazil nut contains a lot of selenium.

您也可以尝试每天巴西坚果。巴西坚果含有大量硒。

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科学60秒-科学美人 2023年4月合集

There are microbes that can breathe palladium and copper and nickel and antimony and vanadium and selenium and all these things. And arsenic.

些微生物可以呼吸钯、铜、镍、锑、钒、硒和所有这些东西。还有砷。

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复习

Indian mustard, native to Pakistan and India, has been effective in reducing levels of selenium salts by 50 percent in contaminated soils.

印度芥末原产于巴基斯坦和印度,可以有效地将受污染土壤中的硒盐含量降低 50%。

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VOA Special 2014年1月合集

The adults were divided into groups.Each group got different combinations of vitamins B, C and E, the mineral selenium, or a harmless substance -- a placebo.

这些病人被分为几个组,每个组得到维生素B、C、E的不同组合、矿物硒,或者无害的安慰片。

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万物简史

We couldn't even give them lunch because all our foods contain traces of manganese, selenium, zinc, and other elemental particles at least some of which would be poisonous to them.

我们甚至无法招待他们午饭,因为我们的食物里都含有微量锰、硒、锌,和别的元素粒子,起码其中有些对他们来说是有毒性的。

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问答进行中

It's just time consuming for the nerds watching I'm using Python, Selenium and Beautiful soup as well as a VPN because I don't want my actual IP address to get blacklisted.

对于那些看我使用 Python、Selenium 和 Beautiful soup 以及 VPN 的书呆子来说,这只是浪费时间,因为我不希望我的实际 IP 地址被列入黑名单。

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