• 通过原料处理、加氢条件试验确定了丁炔二醇中压加氢主要工艺条件。

    Primary technological conditions are determined by raw material refining and hydrogenation conditions tests.

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  • 我们现在主要间歇加氢反应,现在车间加氢主要丁炔加氢芳樟醇加氢。

    We are now mainly intermittent hydrogenation, hydrogenation of now there are small workshops alcohol dehydrogenase of hydrogenation and the hydrogenation of linalool.

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  • 成矿包裹成分甲烷其次丙烷丁炔烃类可能源流体的启示。

    The pure gas inclusions of ore-forming period are composed of methane, followed by propane, acetylene and other hydrocarbons, which may indicates Mantle-derived fluids.

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  • 在其它条件相同的情况下,制备2 -- 1,4 -二溴并未得到相应较好的结果

    While for the 2-butyne-1, 4-dibromide, in the similar conditions, no good results were reached.

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  • 本文报导几种具有不同取代合成苯基丁炔不同催化条件反应性能。

    The synthesis of a few Aromatic butynols with different substituting groups and reaction of Phenyl butynols under the different catalysis is described in this paper.

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  • 激光拉曼探针原位成分分析表明包裹体成分主要为H2O部分含有甲烷丙烷丁炔烃类

    The result of probe in-situ by laser Raman shows that the main composition of fluid inclusions are H2O, some containing methane, propane, acetylene and other hydrocarbons.

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  • 腐蚀抑制剂用于发明包括不仅限于氧基丁炔二醇,石油磺酸盐混合醇和硫脲

    Corrosion inhibitors that may be used in the present invention include, but are not limited to, ethoxylated butynediol, petroleum sulfonates, blends of propargyl alcohol and thiourea.

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  • 底物换作2-丁炔酯时,邻苯二甲酰亚胺相同条件下反应同样可以良好优秀的收率得到目标产物。

    When ethyl but-2-ynoate was reacted with phthalimidomalonates under the same conditions, pyrroloisoindolinone derivatives were also obtained in good to excellent yields.

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  • 介绍一种全新的“油相”样品前处理仪器——自动快速燃烧AQF离子色谱联用技术,测定1,4-二醇方法

    The method to analyse whole chloride in 1,4-Dihydroxy-2-butyne by combining a new instrument named Automatic Quick Furnace(AQF)is introduced.

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  • 介绍一种全新的“油相”样品前处理仪器——自动快速燃烧AQF离子色谱联用技术,测定1,4-二醇方法

    The method to analyse whole chloride in 1,4-Dihydroxy-2-butyne by combining a new instrument named Automatic Quick Furnace(AQF)is introduced.

    youdao

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