chemical analysis of phthalic anhydride. determination of impurities oxidizable in the cold by potassium permanganate.

  • 酞酐的化学分析.用高锰酸钾测定低温氧化杂质的含量
  • 来源:互联网摘选更新时间:2026-07-13 22:32:39

  • 重点词汇
  • 相关例句
1、

it also serves and a rust protection coating on steel and other oxidizable metals.

也可用于钢铁和其他易氧化金属表面作为防锈涂料。

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2、

feature: silvery white metal, chemical active, oxidizable in moist air and reactive fiercely with water.

主要性状:本品呈银白色金属光泽。化学活性强,在空气中易氧化,遇水反应激烈。

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3、

cells require a constant supply of macromolecular precursors and oxidizable substrates to maintain viability.

细胞需要不断供应高分子前体和氧化基板保持活力。

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4、

in the down bottom stratum, and thallium mainly existed as the oxidizable form followed by the residual, acid exchangeable and reducible .

下层主要分布在可氧化态,其次是残余态、酸可交换态以及可还原态。

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5、

do not get water inside container. avoid contact with easily oxidizable organic material.

箱内不要进水,不要与易氧化物接触。

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6、

moreover, brain tissue contains a great deal of oxidizable material, particularly in the fatty membranes surrounding nerve cells.

而且大脑组织含有大量的易氧化物质,尤其存在于环绕神经细胞的脂肪膜里面。

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7、

when the pore pressure is relatively high, the formate is used as a weighting agent to maintain a low-solid mud system.

在地层孔隙压力较高时,则配合使用甲酸盐进行加重,以维持低固相钻井液体系的优良性能。

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8、

this is not a monetary reward, but one that is sure to please, if the parking situation is poor at your facility.

这不是金钱的报酬,而是肯定会请,如果是穷人的泊车情况在您的工厂。

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9、

over and above monetary reward, what people crave is praise in some form.

除了酬金以外,人们渴望的是某种形式上的赞赏。

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10、

in the meantime, zhaoyi helps zhizhong get back all the shares of world hotel so she can get monetary reward from him.

另一方面,昭仪设计助志忠取回世界饭店的所有股权,赚得一笔可观的现金回报。

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11、

however, more important than the monetary reward is the global ranking granted to each contestant.

然而,比金钱奖励重要的是,全球排名给予每名参赛者。

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12、

a series of questions allowed them to choose between a guaranteed monetary reward or a risky lottery with a higher potential pay-out.

他们还需要回答一系列的问题,在稳定的回报和可能会有高回报,但存在风险的彩票中作选择。

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13、

all potential donors indicated their primary motivation as altruism, while 90. 9% mentioned monetary reward as a second motivating factor.

所有捐献者的首要捐精动机为利他主义,其中90.9%的捐献者认为经济补偿也是很好的激励因素。

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14、

hence, conducting a good deed is fulfilling itself and little significance should be attached to monetary reward.

因此,做好事本身就能满足个人需要,回报则可有可无。

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15、

monetary reward will to a degree direct our activities however you sell yourself short if you place money first.

如果你把金钱放在第一位置的话,物质的报酬很容易左右我们的活动而出卖自己。

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16、

by adding a monetary reward for participants to their experiment, the academics were able to confirm their hypothesis.

通过增加他们实验中参与者的金钱奖励数额,教授们就能够确认他们的假设。

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17、

gather packing supplies and slowly make your way through each room. sort, pile and pack.

收集各种包装用品,慢慢地一间一间地来,分类,整理然后打包。

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18、

nuclear moisture and density static meter

核子静态湿度密度仪

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19、

separate power supply system for car

车辆分散供电

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20、

diagnosis and treatment of retroperitoneal abscess in 38 cases

38例腹膜后间隙化脓性感染的临床观察

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