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Mainly discuss fluorborate terne electroplating solution in use for PCB fabrication.

主要论述印制线路板生产中所用的氟硼酸盐镀锡铅溶液。

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The calcium borate product was prepared with natural ulexite powder,through hydrothermal depolymerization and phase inversion.

钠硼石天然矿粉为原料,经聚和相转制备出硼酸钙产品。

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The preparation method of potassium pentaborate (KB5O8) was studied with the replacement reaction between potassium chloride and sodium pentaborate solution.

研究了利用氯钾晶体和五硼酸钠溶液的复分反应制备五硼酸钾的方法。

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The pilot plant test has proven that boronate passivant can largely improve the thermal performance of coke.

在工业试验中充分证明了硼酸基为主的钝剂能够大幅度提高焦炭的性能。

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The oxidation,displacement and esterification of aromatic amines,aromatic amides and organic boranes using sodium perborate as oxidizing agent were reviewed.

综述了过硼酸钠与芳胺、芳酰胺、有机硼物、醛等合物的,取代、酯反应。

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Optimization and modeling of boric acid extraction from colemanite in water saturated with carbon dioxide and sulphur dioxide gases.

在二及二硫饱和溶液中从硬硼钙石提取硼酸最优方案的研究。

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The Applications of Arylboronic Acid in biaryl synthesis,synthesis of diaryl ethers,synthesis of aromatic amines and catalytic addition reactions were summarized.

综述了芳基硼酸在联芳基合成、二芳基醚合成、芳香胺合成和催加成反应中的应用。

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With the mixture tests design, the interaction mechanism of borate, chlorinated paraffin and zinc dialkyldi thiophosphate (ZDDP) additives is studied.

用混料试验设计方法,研究了硼酸酯、氯石蜡和二烷基二硫代磷酸锌(ZDDP)的相互作用机理。

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An investigation is also made on determining DMDAAC qualitatively by bromophenol blue test and quantitatively by tetraphenyl boron sodium precipitation reac...

用溴酚蓝对DMDAAC进行定性分析,用四苯硼酸钠及折光率法进行定量分析的方法进行了探讨。

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Based on some calculated borate systems involving BBO crystal,the applications of CALPHAD technique in the crystal growth of BBO is presented.

本文基于所计算的部分含BBO晶体的硼酸盐体系,研究了相图计算CALPHAD技术在BBO晶体生长过程中的一些应用。

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There are two reactive groups, amino and butoxy in the borate ester molecule.The structure of the borate ester was characterized by IR spectrum.

[中文文摘]通过分子结构设计,合成了一种氮-硼内配位结构的硼酸酯偶联剂,决了硼酸稳定性差的问题,同时分子结构中含有氨基、丁基等活性基团。

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A series of reversible thermochromic paints were prepared using different kinds of inorganic compounds as filler,cresol red as chromophoric reagent and boric acid as delomorphic reagent.

甲酚红为发色剂,硼酸为显色剂,选择不同的无机填料,制备出系列可逆致变色颜料。

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arylamine, arylate, arylated, arylating, arylation, aryle, arylene, arylesterase, Arylic, arylide,

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3G, 401(K), a,

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抢救切尔诺贝利

They hope to smother the fire by filling the reactor with tons of sand and boric acid, which neutralizes radiation.

他们希望透过大量填沙与硼酸 将反应炉火焰闷熄 硼酸可以用来中和辐射。

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奇趣工程百科

The 100-pound sacks containing the 30,000 pounds of borate being transported by the aircraft were ruptured, spilling powder that briefly rendered the crew blind.

运输装有 30,000 硼酸 100 袋子破, 粉末溢出,导人员短暂失明。

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CNN 10 学生英语 2017年11月合集

Their studies helped determine that while compounds like borax, hydrated sodium borate, are effective at cleaning, adding minerals to the soil, repealing pests and manufacturing glass and porcelain, they`re less savory as a food preservative.

他们研究结果显示,尽管硼砂和水合硼酸钠这样复合物在,清洁,给土壤增肥,驱除害虫,制作玻璃和陶瓷方面有很好效果,但是作为食品添加剂还是不妥

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arzrunite, as, A's, as a matter of fact, as a result, as a result of, as a rule, as a whole, as far as, as far as possible,

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3G, 401(K), a,
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