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Methoxychlor consignment four major production companies, acetate cobalt, manganese acetate series of intermediate products.

公司主要生产四氯苯醌、醋钴、醋锰等中间体系列产品。

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Nefedipine was synthesized with m-Nitrobenzaldehyde,ethyl acetoacetate,ammonium acetate.

以间硝基苯甲醛,酯,氨化试剂为原料。

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Propylene glycol monoether acetate was synthesized using heteropoly acid as catalyst for the firsttime.

首次以杂多为催化剂采用酯化法合成丙二醇单

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The hypernatremia of this patient was partially improved by dihydrochlorothiazide and desmopression acetate (DDAVP).

口服双氢克尿噻和压素可部分改善上述异常。

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OBJECTIVE To establish a rapid and exclusive method for the identification of medroxyprogesterone acetate tablets.

目的建立醋孕酮片红外光谱鉴别方法。

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Dimethyl fumarate, metyl topsin and sodium dehydrogene acetate were used in the antiseptic treatment during storage of Kudzu. The experiment indicated that the effects of metyl topsin was the best.

试用富马二甲酯、甲基脱布津、脱氢醋钠3种防腐剂对抑制葛根采后的霉变情况进行初步究,结果表明:在所用3种防腐剂中,甲基脱布津的防霉效果最好。

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Dimethyl phenylethyl carbinyl acetate (DPCA ) was synthesized by using a new catalyst. This technology decreases the pollution and can also be used in synthesis of other carbinyl acetates perfume.

用一种新型催化剂合成二甲基苯基原酯(DPCA),并简化了合成工艺,减少了生产过程中产生的三废,因而投入生产已具备了必要条件。这种新型催化剂可用于其它原酯类香料的合成。

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Try to avoid retinol, retinyl palmitate and retinyl acetate, which may increase the risk of hip fracture and certain birth defects when taken at levels exceeding 10,000 IUs.

尽量避免retinol,retinyl palmitate 和 retinyl acetate,当服用水平超过10,000 IUs时,可能髋骨骨折和患上某些先天缺陷的风险。

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The two now isonicotnic acid hydrazone and N-oxide isonicotinic acid hydrazone of ethyl furoyl acetates were synthesised. The condensations were carried out in ethyl alochol medium.

合成了呋喃甲酰酯异烟酰腙和呋喃甲酰N-氧化异烟酰腙。缩合反应在醇中进行。

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The present situation of terpinyl acetate synthesis has been reviewed.One-step and two-steps process for the synthesis of terpinyl acetate and relevant reaction mechanism are discussed.

综述了松油酯的合成究现状,讨论了一步法和两步法合成工艺及相应的反应机理。

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Hydroprednisone acetate was injected into the rabbits of the model group using intragluteal injection to produce necrosis models of bone cells of femoral head.

模型组采用臀肌注射醋氢化泼尼松(简称激素)建立股骨头骨细胞坏死模型。

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

究了氯化铁催化合成异戊酯、异戊酯、丙异戊酯、丁异戊酯、异丁异戊酯和异戊异戊酯。

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Using the method of latex polymerization,poly vinyl acetate was synhesized with PVA as protective colloid,which was crosslinked with formylamine-group containing component.

采用乳液聚合的方法,以酰化聚烯醇为保护胶体合成聚醋烯乳液,并用含甲酰胺基的组分与其交联。

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Isopropenyl acetate was synthesized from ketene and acetone by direct esterification using strong acidic cation-exchange resin to substitute H2SO4 as catalyst.

烯酮和丙酮为原料,用强性离子交换树脂代替浓硫作为催化剂,直接酯化合成丙酮的中间体异丙烯

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METHODS The gel was prepared by taking mafenide acetate and dyclonine hydrochloride as main components,carboxymethylcellulose sodium and glycerol as base material.

以醋磺胺米隆和盐达克罗宁为主药,以羧甲基纤维钠和甘油为基质,制备水溶性凝胶,以紫外分光光度法测定含量。

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A series of toxic products were produced after photocatalysis on ethanol, such as acetaldehyde, ethyl formate, ethyl acetate, diethoxymethane, 1,1-diethoxyethane.

醇的反应产物包括醛,酯,甲酯,缩醛等一系列有害物质。

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Phenoxyacetophenone could be prepared from potassium phenolate and m bromoacetophenone via Ullmann reaction catalyzed by copper acetate in high yields.

间苯氧基苯酮可由酚钾与间溴苯酮在铜催化下以高产率合成。

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Abstract : A new colorimetric chemosensor 1 based on a tripodal benzaldehydic-phenylhydrazone selectively sensing acetate ion has been synthesized.

摘要 : 本文合成了一个新的基于三脚架苯甲醛苯腙的能够选择地检测根离子的比色化学传感器 1 。

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Objective: To research the factors relating to menstrual changes in women injected with depo-medroxyprogesterone acetate (DMPA).

究注射醋甲孕酮(DMPA)妇女月经改变的相关因素。

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Ethylene glycol monoether acetate are synthesized from acetic acid and ethylene glycol monoethyl ether with supported phosphotungstic acid catalyst.

以醋二醇单醚为原料,活性白土负载磷钨作为催化剂,合成了二醇单

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双语版 TED-Ed 演讲精选

Then, an enzyme called ALDH converts the toxic acetaldehyde to non-toxic acetate.

接着,脱氢酶(ALDH) 有毒的为无毒的

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Asap SCIENCE 精选

They're made of plasticized cellulose acetate which doesn't mean that they'll stay whole forever.

它们是由塑纤维制成的,这并不意味着它们会永远完整地存在。

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科学60秒 听力 2016年7月合集

That location points to gut bacteria, which can produce acetate, as a possible culprit.

该位置指向肠道细菌,这种细菌能产生,是潜在的罪魁祸首。

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美丽新世界

And look at these clothes. This beastly wool isn't like acetate.

你看这些衣服。这种丑八怪毛呢老穿不破,不像人造丝

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Vox 观点

He didn't have any acetate that he could do that with, so he just put it on a 12-inch acetate, which usually you would put 10 songs on.

他没有别的唱片,所以他只能把它放在12英寸的唱片,一般你可以放10首歌。

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Scishow 精选系列

So something like sodium acetate is far less salty because the acetate ion is much bigger, although it is sometimes used to give chips a salt-and-vinegar flavor.

所以像钠这样的东西的咸度要低得多,因为盐离子要大得多,尽管它有时被用来给薯片增加一种盐的味道。

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WIL生活启示录

So A bunch of acetate comes in, goes through the TCA cycle and you're left with a ton of citrate.

所以一大堆进来,经过三梭循环,留给你一大堆柠檬盐。

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科普小杂文

And the second quickly turns acetaldehyde into acetate, which is similar to vinegar and easy for the body to eliminate.

而第二种酶此时会快速地变成的功能和很相似,可以轻易地从人体排出。

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VOA Special 2019年11月合集

In other studies, Vitamin E acetate was found in liquid from electronic cigarettes and other vaping devices.

在其他研究中,电子烟和其他电子烟设备的液体中也发现了维生素E

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WIL生活启示录

The acetaldehyde then gets converted to acetate and goes into the mitochondria like last time.

之后再被转换为并和之前一样,进入线粒体。

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VOA Special 2019年11月合集

They identified the chemical compound vitamin E acetate as a very strong culprit.

他们认为合物维生素E是" 非常可能的罪魁祸首。"

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科学60秒 听力 2016年7月合集

The animals experienced a buildup of a chemical called acetate, particularly in the large intestine.

因此,这种学物质在这些动物的大肠内积累起来。

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美丽新世界

I'll show them you afterwards. Though, of course, the acetate has all gone into holes.

以后给你们看,尽管全都破了。

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VOA Special 2022年7月合集

The team reported that all these plants were able to take in carbon from the acetate.

该研究小组报告称,所有这些植物都能够吸收中的碳。

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VOA Special 2022年7月合集

The resulting acetate mixture was then used as food to grow plants in the dark.

生成的混合物之后被用作在黑暗环境中植物生长所需的食物。

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美丽新世界

" Do I look all right? " Lenina asked. Her jacket was made of bottle green acetate cloth with green viscose fur; at the cuffs and collar.

“我这样子行吗?”列宁娜问。她的衣服是玻瓶绿色的人造丝,袖口和领子则是绿色的新胶纤维毛皮。

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科学60秒 听力 2016年7月合集

Okay, so the gut bacteria in fat-fed mice make acetate. What does acetate do?

食用高脂饮食的小鼠,其体内肠道细菌可以产生酯。酯的作用是什么?

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科学60秒 听力 2016年7月合集

So the researchers wiped out the microbes using antibiotics or a simple saline wash. And acetate levels plummeted.

因此,研究人员用抗生素或简单的生理盐水来消灭微生物。这同时也使浓度下降。

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美丽新世界

They were predestined to emigrate to the tropics, to be miner and acetate silk spinners and steel workers.

这批胚胎是预定要移民到赤道地区去做矿工、人造丝缫丝工和钢铁工人的。

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SciShow - Chemistry

Isoamyl acetate, for example, is what you’d probably recognize as banana flavor.

异戊酯,例如,就是你可能识别出来的香蕉味。

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