查询词典 cobalt

With the increase of calcination temperature, the interaction between cobalt phase and support becomes stronger, and Co3O4 gradually changes to CoxAl(8/3-2x/3)O4 spinel.

随着焙烧温度提高，活性组分与载体的相互作用加强， Co3O4相逐步向CoxAl(8/3-2x/3)O4尖晶石相转化，这可能是样品氧化活性下降和选择还原活性升高的主要原因。

The preliminary study of crystallology about A18 indicated that the conditions for A18 crystal formation may depend on Li〓SO〓, and cobalt ion may also have important role.

对A18抗体进行晶体生长的初步研究，表明A18抗体的长晶体的条件可能依赖于Li〓SO〓，Co〓可能也有助于晶体的生成。

Prussian blue and its analogues, such as nickel hexacyanoferrate, cobalt hexacyanoferrate, etc., have been constructed successfully and applied to the electrocatalysis and the determination of organic and inor

普鲁士蓝并且它的类似物，譬如镍hexacyanoferrate，钴hexacyanoferrate，等，成功地被修建了和向electrocatalysis 和有机和无机种类被申请了[ 20-27 的] 决心。

Results The elastic limit and the relevant enclasp force of the casting clasp made from the l 8-8 nickel-chromium alloy were smallest and those of the clasps made from the cobalt-chromium alloys in various brands were different.

结果 不同品牌的钴铬合金铸造卡环弹性极限及其相应卡抱力不同，18 8镍铬不锈钢铸造卡环的弹性极限及其相应卡抱力最低。

On the epoxidation of styrene with molecular oxygen using cobalt-containing faujasite Co(superscript 2+-NaX as the catalyst have been studied.

100℃对含钴八面沸石Co(上标 2+-NaX催化的以氧气为氧化剂的苯乙烯环氧化反应的影响。

A method for the determination of ferrum content in cobalt based alloy dust by Air-C 2 H 2 flame atomic absorption spectrophotometry was set up.

建立了一种用空气-乙炔火焰原子吸收法测定钴基合金喷粉中铁含量的分析方法，探讨了硅对铁测定的干扰机理，对用氯化钙作为硅干扰铁测定的释放剂进行了试验。

For the test of such mechanism,we have measured the solubilities of n-valeric acid at 25℃in the aqueous solutions of following five cobalt ammines:(1) luteo,(2) purpuro,(3) xantho,(4) croceo and (5) flavo.

根据这样的机构，我们在25°下测了在下面五种钴络盐水溶液中正戊酸的溶度：(1)氯化六氨基钴；(2)氯化一氯五氨基钴；(3)氯化一硝基五氨基钴；(4)氯化反二硝基四氨基钴；(5)氯化顺二硝基四氨基钴。

And the influences of glutin and sodium dodecyl sulfate as dispersant on the cobalt powder grain are investigate.

在333K、pH=3.5～4.5、频率为40kHz的超声波条件下通过改变电流密度和电解液浓度，得到超声电解法制备超细钴金属粉体粒度的变化规律。

The technique introduces nano-sized cobalt particles encased in graphitic carbon layers inside the cells and thermally activates them by using radio frequency radiation.

这项技术引入纳米钴粒子包裹的石墨碳层内的细胞和热激活他们利用无线电频率辐射。

of measurement of colour in Hazen units (platinum-cobalt scale) of ...

页数：8 标准中文名称：液态化学制品颜色按黑曾单位测量方法标。。。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。