有奖纠错
|　划词
英语例句库

This investigation provided an environment-friendly process for the synthesis of methyl anthranilate.

摘要提供了一种环境友好的成工艺制备香料邻氨基苯甲酸甲。

评价该例句：好评差评指正

The toxicity effect of 6 carbamic ester pesticides on Anabaena flos-aquae was studied.

以水华鱼腥藻为材料研究了6种氨基甲酸类农药对藻类的毒性效。

评价该例句：好评差评指正

Method The target compound was synthesized from clarithromycin via hydrolyzation,acetylation,cyclic carbonatation,oxidation,decarbonatation,acylation,cyclic carbamatation and cyclization.

方法以克拉霉素为起始原料,经水解、乙酰化、环碳酸化、氧化、脱碳酸化、酰化、环氨基甲酸化和环等成目标化物。

评价该例句：好评差评指正

Water (Aqua), Glycerin, Propylene Glycol, Hydroxyethylcellulose, Tetrasodium EDTA, Citric Acid, Sodium Benzoate.

水（水） ，甘油，丙二醇，羟乙基纤维素， Tetrasodium乙二胺四乙酸，柠檬酸，苯甲酸钠。

评价该例句：好评差评指正

Seamless sheath of ether-based urethane resistant to cathodic, hydraulic and other environmental conditions.

无缝铠装乙醚基氨基甲酸乙。耐阴极、液压和其它环境条件。

评价该例句：好评差评指正

The reaction principal, reaction procedure and flowsheeting in the potassium sulfate method are included.

给出了甲酸钠法的原理、过程以及工艺流程。对原料消耗、产品规格及定作了简单介绍。

评价该例句：好评差评指正

Both volumetric method and gravimetric method can be used for determination of Zn in thiofide ZDBC.The gravimetric method is easy to operate but it spents more analysis time.

容法和重法均可用于定橡胶硫化促进剂二丁基二硫代氨基甲酸锌(ZDBC)中的锌含。

评价该例句：好评差评指正

This work applied the new type capillary column modified by barium sulfate. It has completed the solubilty of high boiling ester in para-methyl-toluate with the method of chromatography.

研究了硫酸钡微晶改性新型毛细管柱的用.可用于色谱法定完全互熔性高沸点类在对甲基苯甲酸甲中的溶解度.

评价该例句：好评差评指正

Abstract： Using lead benzoxy as curing agent,cured epoxy resin was analyzed by means of IR spectrum and DSC curves.Lead benzoxy was considered to be catalytic curing agent.

摘 要： 采用苯甲酸铅做固化剂，通过对环氧树脂固化物的红外光谱及DSC曲线分析，认为苯甲酸铅是一种催化型固化剂。

评价该例句：好评差评指正

Using lead benzoxy as curing agent,cured epoxy resin was analyzed by means of IR spectrum and DSC curves.Lead benzoxy was considered to be catalytic curing agent.

采用苯甲酸铅做固化剂，通过对环氧树脂固化物的红外光谱及DSC曲线分析，认为苯甲酸铅是一种催化型固化剂。

评价该例句：好评差评指正

Three open crown ethers were synthesized for the first time by using parathesin as the terminal group.They were characterized by IR, 1HNMR ,MS and EA.

以对氨基苯甲酸乙为端基成了3种酰胺型开链冠醚,并通过IR、~1HNMR、MS和元素分析确证了它们的结构。

评价该例句：好评差评指正

The noncontinuous formic acid Polyacrylamide Gel Electrophoresis (APAGE) of wheat gliadin proteins was improved in bisacrylamide concentration,preparation of the gel and extraction method.

本研究利用国产的设备和药品对以甲酸为缓冲体系的小麦醇溶蛋白电泳方法进行了研究。

评价该例句：好评差评指正

Hordenine propyl formate and chemical osmosis are the two ways of extracting Glutathione(GSH) from yeast have been introduced and compared in this review.

介绍了从酵母中分离纯化谷胱甘肽(GSH)的两种抽提方法:对羟基苯甲酸丙法和化学渗透法,并对其进行了对比。

评价该例句：好评差评指正

Formic acid still can be used at succulence and frumentaceous preservation, have the function that be restrained apparently or prevents mould to grow.

甲酸还可用于青饲料与谷物的保藏,有明显抑制或防止霉菌生长的功能。

评价该例句：好评差评指正

The effects of electrical stimulation to the nucleus termination nervi trigemini(NTV) on the activities of genioglossus were studied in 35 rabbitS anesthetized withurethane.

本工作在35只氨基甲酸乙麻醉、自主呼吸的家兔上观察了刺激三叉神经终止核(NTV)对颏舌肌肌电活动的影响。

评价该例句：好评差评指正

N butyl 2 ethoxy thioacridone was prepared from o chloro benzoic acid and p phenetidine by means of Ullman reaction,cyclization,N alkylation and sulfurization.

以邻氯苯甲酸和对乙氧基苯胺为原料,经过胺的苯基化、二芳胺的环化、N-烷基化、硫代化成了N-丁基-2-乙氧基硫代吖啶酮。

评价该例句：好评差评指正

Citral was synthesized by catalytical rearrangement of dehydrolinalool in toluene solution with the present of molybdenyl acetylacetonate, benzoic acid and dimethyl sulfoxide (DMSO).

摘要采用脱氢芳樟醇为原料，在乙酰丙酮酸钼、苯甲酸、二甲基亚砜(DMSO)的甲苯溶液中催化重排成柠檬醛，考察了柠檬醛在不同体系中的热敏性。

评价该例句：好评差评指正

Synthesis of isoamyl formate, isoamyl acetate, isoamyl propionate, isoamyl butyrate, isoamyl isobutyrate and isoamyl isovalerate by catalysis of hydrated ferric chloride are reported.

研究了氯化铁催化成甲酸异戊、乙酸异戊、丙酸异戊、丁酸异戊、异丁酸异戊和异戊酸异戊。

评价该例句：好评差评指正

In this study, the epoxidation of styrene-isoprene-styr en e triblock copolymers (SIS) by an in situ generated peracid method was discussed .

利用过甲酸对热塑弹性体SIS进行环氧化改性,成了环氧化SIS(ESIS)。

评价该例句：好评差评指正

In the liquor of acetic acid,the catalyzed synthesis of m-chlorobenzoic acid by the reaction of m-chlorobenzal dehyde and potassium bromate was studied.

在醋酸溶液中,以间氯苯甲醛、溴酸钾为原料成间氯苯甲酸,分别研究了温度、时间、原料配比、溶剂的用等条件对成的影响,确定了最佳工艺条件。

评价该例句：好评差评指正
加载更多

用户正在搜索

noncreep, noncriticality, noncropland, noncrossing, noncrossover, noncryogenic, noncrystal, non-crystal, noncrystalline, non-crystalline,

相似单词

3G, 401(K), a,

声明：以上例句、词性分类均由互联网资源自动生成，部分未经过人工审核，其表达内容亦不代表本软件的观点；若发现问题，欢迎向我们指正。

原声例句
环境与科学

Nonylphenols or phthalates aren't due to regular human activity?

壬基酚或邻苯二甲酸盐不是来源于人类的日常活动？

评价该例句：好评差评指正
当月 CNN 10 学生英语

Studies have shown about 100% of Americans have phthalates in their body.

研究表面，所有的美国人体内都含有邻苯二甲酸盐。

评价该例句：好评差评指正
Reel知识卷轴

Phthalates as a class are called anti-androgens.

邻苯二甲酸盐作为一类被称为抗雄激素。

评价该例句：好评差评指正
经济学人-科技

Anthony Remijan, of America's National Radio Astronomy Observatory, who is one of the astronomers putting ALMA through its paces, is studying the formation of methyl formate, a compound widely used on Earth in applications from insulation to insecticides.

美国国家射电天文台的Anthony Remijan是将ALMA引入这个方向的天文学家中的一员。他正在研究甲酸甲酯的形成过程。从绝缘体剂，可以说地球上处都是甲酸甲酯。

评价该例句：好评差评指正
大西月刊（文章版）

So typically, my understanding is-one rule of thumb is that harder, sturdier plastic is maybe shedding fewer phthalates than the very flexible ones, but they could be shedding other compounds of concern.

一般来说，我的理解是，有个经法，更硬、更坚固的塑料可能比非常柔韧的塑料脱落的邻苯二甲酸盐更少，但它们可能会脱落其他让人担忧的化合物。

评价该例句：好评差评指正
Scishow 精选系列

Sodium benzoate, for example, has been found to react with ascorbic acid — aka Vitamin C — to produce benzene, a hydrocarbon that's known to cause cancer.

例如，研究发现苯甲酸钠与抗坏血酸——也就是维生素 C——反应产生苯，而苯是一种已知会导致癌症的碳氢化合物。

评价该例句：好评差评指正
小故事大纪实

The forage ants, for example, contain formic acid, so when you pop them, they taste like little limes or lemons because of the acidity.

比如，采集来的蚂蚁富含甲酸，所以当你食用时，甲酸的存在会让蚂蚁有种酸橙或柠檬的味道。

评价该例句：好评差评指正
经济学人-科技

Usually it is synthesised either from methanol and formic acid, or methanol and carbon monoxide.

通常它由甲醇和甲酸，或甲醇和一氧化碳合成。

评价该例句：好评差评指正
华尔街日报

There have been some preliminary studies that show that there could be possible linkage between parabens and cancer.

有一些初步研究表明对羟基苯甲酸酯和癌症之间可能存在联系。

评价该例句：好评差评指正
VOA视频精选

What we know is that a group of substances, the phthalates represent a threat to our health.

我们知道，一组物质，邻苯二甲酸盐，能对我们的健康构成威胁。

评价该例句：好评差评指正
华尔街日报

The preservative used in this product is sodium benzoate.

本产品使用的防腐剂为苯甲酸钠。

评价该例句：好评差评指正
经济学人-科技

The known syntheses are effective, and methyl formate is already cheap.

甲酸甲酯熟知的合成方法很有效，而且它很便宜。

评价该例句：好评差评指正
大西月刊（文章版）

They include things you might have heard of, like phthalates, that have also been associated with lots of harmful health outcomes.

它们包括你可能听说过的东西，比如邻苯二甲酸盐，它也与许多有害的健康后果有关。

评价该例句：好评差评指正
Scishow 精选系列

Denatonium, in its marketed form “Bitrex, ” has held the Guinness World Record for bitterest substance for half a century.

苯甲地那铵的市场推广形式是“甲酸苄铵酰胺”，半个世纪以来，它一直是吉尼斯世界纪录最苦物质的保持者。

评价该例句：好评差评指正
环境与科学

Then we also have a few phthalates that exceed the limits set out by EU quality standards.

还有一些邻苯二甲酸盐——也超出了欧盟质量标准的限制。

评价该例句：好评差评指正
华尔街日报

They claim that this bottle is paraben free.

他们说这瓶不含对羟基苯甲酸酯。

评价该例句：好评差评指正
华尔街日报

The company said it recently shifted away from this preservative combination to one with sodium benzoate.

该公司表示，它最近已从这种防腐剂组合转向苯甲酸钠。

评价该例句：好评差评指正
华尔街日报

The paraben issue is a very provocative topic.

对羟基苯甲酸酯问题是一个非常具有挑衅性的话题。

评价该例句：好评差评指正
华尔街日报

I would agree that this is a paraben-free product.

我同意这是不含对羟基苯甲酸酯的产品。

评价该例句：好评差评指正
华尔街日报

There's no conclusive scientific data that links paraben usage and cosmetics directly to cancer, but the possibilities of it being a carcinogen has provoked some limitations on how this ingredient is being used in the cosmetic space.

没有确凿的科学数据表明对羟基苯甲酸酯和化妆品的使用与癌症直接相关，但它作为致癌物的可能性已经对这种成分在化妆品领域的使用方式提出了一些限制。

评价该例句：好评差评指正
加载更多

用户正在搜索

non-denumerable, nondepartmental, nondeparture, nondepletion, non-depolarization, nondepolarizer, nondepositor, nondepreciable, nonderogatory, non-derogatory, nondescript, nondestructive, non-destructive, nondesuspension, nondetachable, nondetectable, non-detectable, nondeterminacy, non-determinacy, nondeterminancy, non-determination, nondeterministic, non-deterministic, nondetonating, non-detonating, nondevelopment, nondeviated, nondiabetic, nondialyzed, nondiapausing,

相似单词

3G, 401(K), a,
译
  • 微信二维码

    关注我们的微信

  • 手机客户端二维码

    下载手机客户端

赞助商链接