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The results show that the debromination rate of 2-bromophenol can be accelerated significantly by increasing temperature and adding alkaline materials.

结果表明:升高温度和添加碱性物质能显著提高反应的脱溴率。

Deink's main process includes:(1) under alkaline conditions waster make ink and fibre separation;(2) ink in flotation cells has been floation out.

脱墨的次要历程包含:(1)碱性前提下废纸碎解使油墨与纤维不合离;(2)油墨在浮选槽洋被浮选不入去。

Methods: In alkaline condition, reaction between amino acids and phenylisothiocyanate formed a derivant of phenylisothiocyanate-amino acid. For RP-HPLC, the Diamonsil C18 column 250 mm×4.6 mm,5 μm) and binary gradient elution were used. The mobile phase A was 0.1 mol/L sodium acetate solution-acetonitrile (93∶7) and the mobile phase B was acetonitrile-water(80∶20). The detecting wavelength was 254 nm.

在碱性条件下,氨基酸与异硫氰酸苯酯反应,生成异硫氰酸苯–氨基酸的衍生物,采用 Diamonsil C18色谱柱(250 mm×4.6 mm,5 μm),用二元梯度洗脱方式,流动相A为0.1 mol/L乙酸钠–乙腈(93∶7),流动相B为乙腈–水(80∶20),检测波长254 nm。

The skin pruritus and the temperature are low, the humidity is small, the climate dry and so on environmental factors, the use alkalinity strong soap, is putting on habits and customs and so on woolen sweater or chemical fiber fabric, the skin is dry, factors and so on dermatrophia and so on skin situations and age related, the sebum lacks with the skin moisture content loss is the primary cause.

皮肤瘙痒与气温低、湿度小、气候干燥等环境因素,使用碱性强的肥皂、穿着毛衣或化纤织物等生活习惯,皮肤干燥、皮肤萎缩等皮肤情况和年龄等因素有关,其中,皮脂缺乏和皮肤水分丢失是主要原因。

In this paper, kinetics and mechanism of oxidation of dihydric alcohols、 ethylene glycol monoethyl ether 、 amino acids by Ag in alkaline medium were studied by spectrophotometry.

本文用分光光度法研究了在碱性介质中,二羟基二合银配离子氧化二元醇、乙二醇独乙醚和天冬氨酸的反应动力学及机理。

Crystalline layered sodium disilicate was prepared with wastes of zirconium oxychloride.

以氯氧化锆生产中排放的废弃物碱性废水和酸性硅渣为主要原料制备了层状硅酸钠。

Objective To establish a new method to measure alkaline phosphatase activity using disodium p-acetylphenylphosphate (PAP-PNa2) as substrate.

目的 合成对乙酰基苯基磷酸二钠盐(PAP-PNa2),并建立以PAP-PNa2为底物的碱性磷酸酶测定方法。

The optimal pH was 8.7. Immunofluorescent and AP-immunocytochemical assays revealed that the HO distributed dispersively in the worm, and located in cytoplasm.

成虫组织切片显示,特异性荧光在虫体内呈散在性分布,细胞碱性磷酸酶免疫染色试验表明该酶位于成虫的细胞质。

An acid dyeable polyacrylonitrile blend fiber was prepared by blending polyacrylontrile and a copolymer syn-thesized from trihydroxy methyl-aminomethane containing basic groups and acrylonitrile raonomr via wet spinning process.

用含有碱性基团的丙烯酸氨基酯与丙烯腈单体共聚,其共聚物与聚丙烯腈共混,经湿法纺丝制备酸性染料可染PAN共混纤维。

SEM and AFM in combination with electrochemical measures were employed to characterize the microstructure, electrocatalytic properties, and the correlation between electroreduction of oxygen and electrocatalysis of the Ni-MnO2 electrode.

采用喷雾热解法合成了超细二氧化锰,通过喷涂制作成Ni-MnO2薄膜电极,结合SEM、AFM和电化学测试技术,研究了碱性介质中氧在Ni-MnO2薄膜电极上的电催化还原过程。

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同时,论述了一体化管理体系构建中的几个主要问题,包括职业健康安全管理中的危险源辨识、风险评价和风险控制、顾客满意度的科学监测、法律、法规体系的完善、一体化管理体系与企业标准化体系的有机结合、统一的领导机构和工作机构、一体化的内部审核和管理评审。

Deepwater Taranaki is investigated for its petroleum potential, using all available seismic data tied to shallow-water wells.

运用与浅水井相关的现有全部震波探测数据考察了深海区塔拉纳基盆地的油藏前景。

If you're huffing and puffing at any point during the run, slow down and make sure you can take deep breathes.

如果你任何时候在跑步过程中气喘如牛,降低速度并且确保你能够深呼吸。