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Results As the pH value increasing, the solubility of harmine hydrochloride was decreased, while the apparent oil-water distribution coefficient was increased.

结果 随pH值的增大,盐酸去氢骆驼蓬碱的溶解度降低,表观油水分配系数增大;采用主动载药法,包封率随脂质体内外相pH梯度的减少而降低,受孵育温度的影响不大,在药脂比小于1∶5时脂质体包封率达到80%以上。

Solid bases, quantity of acetylacetone, quantity of sodium hydroxide, and grinding time were investigated.

考察了碱的种类,乙酰丙酮的量,NaOH的量,以及研磨时间对产率的影响。

Atomic spectrum of ''.'alkaline'.'' metal

碱化的变成碱的;弱碱性的

The effects of the variety of catalyst, organic solvent used and the halogen ion released from the alkyl halide added, the amoun

详细研究了催化剂、溶剂、卤代烃的卤素原子、碱的种类和用量、反应温度和搅拌速度对反应的影响。

It was found that a variety of α,β-unsaturated esters, amides, ketones and nitriles are all worked well to afford the cyclopropanation products in good yields.

研究了温度、碱的种类和用量、溶剂和添加剂等对反应的影响,给出较为适宜的反应条件。

These novel reagents were treated with base to produce polystyrene-supported a-seleno carbanions, which reacted with alkyl halides, followed by stereospecific selenoxide syn-elimination to give 2i-vinylphosphonates and is-vinylsulfones respectively.

它们在碱的作用下形成α—硒基碳负离子,然后与卤代烃发生烷基化反应,烷基化后的树脂可以通过温和条件下的氧化消除以良好产率和较高纯度分别合成了烯基磷酸酯和烯基砜。

Degradation-resistant materials for black liquor gasifiers help prevent costly material lossdue to high alkali concentrations and temperatures.

降解抗性材料黑液气化器有助于防止由于高碱的浓度和温度饿造成的昂贵的物质损失。

First, by controlling the aqueous process parameters, such as type of bases, flow rate of air, mixing rate, acicular iron hydroxide nanoparticles with the length of less than 150nm, and the axial ratio of about 6~8 were finally synthesized.

1控制碱法制备针形铁黄的工艺参数,如碱的种类、通气量、搅拌转速等,制得针长50nm,轴比6~8的纳米粒子。

Or crossing the great desert, the alkaline plains, I beholdenchanting mirages of waters and meadows

或者横渡大沙漠和含碱的平原,我看见海浪和草地的迷人的蜃

The design characteristics, flow path and application status of 80 kt/a three-effect and four-part diaphragm evaporation sets designed by themselves were introduced.

介绍了自行设计的8万t/a三效四体隔膜蒸发组合性新工艺装置的工艺设计特点、工艺流程及应用情况,摸索出了使用1套装置同时生产30%和42%液碱的操作方法。

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We are in a real jam.

我们的麻烦大了。

Hey, it's Ahmet from India, that foreign exchange guy.

看,那是印度的阿曼特,国际交换生

Because you can make victims of a hypothetical, what is there for not matter.

因为你能对一个灾民作假设,还有什么作不出的事。