查询词典 polymorphs

The approach itself showed no discrimination against the meta-stable polymorphs of calcium carbonate and could lead to any polymorphs by adding different organic controlling agents.

酯水解法本身对于碳酸钙的介稳态晶型也不存在歧视性，可以通过加入不同的有剂控制剂，导向不同晶型的碳酸钙。

Calcium carbonate has different polymorphs and morphology. Polymers act an important role in the precipitation process to control the crystal polymorphs and morphology of CC.

碳酸钙有不同的晶型和形态，聚合物的加入在改变碳酸钙的晶型和形貌方面起着重要作用。

For example, an evil wizard polymorphs his dim-witted hireling into a crow.

举例说，一个邪恶的法师对他的雇工施展变形奶牛的法术。

The existence of the two polymorphs, a -and b -lead dioxide, has been studied in great detail.

详细的研究表明，存在着两种多晶体：α-PbO2和β-PbO2。

The structure, synthesis and electrochemical properties of monoclinic and orthorhombic polymorphs of LiMnO_2 were introduced in detail.

对近年来国内外层状锰酸锂正极材料的研究进展进行了综述，详细介绍了单斜和斜方同质多形层状锰酸锂的晶体结构、合成方法及其电化学特性。

CaCO3 polymorphs with rhombohedra, needle-, tree-like morphologies have been synthesized by a convenient hydrothermal reaction with the absence of additives or elaborating pH control.

用简便的水热法制备出菱形、针状和树状的碳酸钙晶体，不需任何添加剂，也不需要对pH值进行控制。

In this study, tolbutamide was used as a model drug and three different approaches of crystallization methods including cooling crystallization, salting out crystallization, and melting crystallization were used to search for various polymorphs.

文中采用Tolbutamide为模式药物以及三种不同的结晶方法，包括冷却结晶、盐析结晶与熔融结晶以寻找各种多晶型。

It is found that a series of pure-silica, mesoporous silicas and AlPO4 polymorphs are energetically, at most, 15 kJ·mol-1 higher than quartz and berlinite, and the entropies of a series of pure silica zeolites span a very narrow range at 3.2—4.2 J·K-1·mol-1 above quartz.

研究数据表明一系列纯硅分子筛、介孔材料和磷酸铝多孔材料同相应的石英相和块磷铝矿相相比能量上最多只高出15 kJ·mol-1。

All the complex series based on 4',4''-dicarboxy-1,6-diphenoxyhex- ane (C6-2COOH) and 4',4''-dicarboxy-1,10-diphenoxydecane (C10-2COOH) possessed higher melting and clearing points, usually showed soft crystal or crystalline smectic phases and crystal polymorphs except C10-2COOH/ p -PhBPy complex displaying also an enantiotropic nematic phase, while the complexes based on 4,4'-dicarboxy-α,ω-diphenoxy tetraethyleneglycol ether (C8O4-2COOH) with a longer flexible spacer exhibited monotropic fluidic smectic SmA and/or nematic phases.

研究表明，分别具有较短的6或10个亚甲基的烷烃间隔基的双苯甲酸衍生物4'，4''-二羧酸-1，6-二酚氧基己烷(C6-2COOH)和4'，4''-二羧酸-1，10-二酚氧基癸烷(C10-2COOH)的系列复合物具有较高的熔点和清亮点，一般都只出现结晶近晶相和多晶型转变现象。

The theoretical conversion temperature between nitrendipine I and II is 158.88 ℃, that between nitrendipine I and III is 160.50 ℃ and that between nitrendipine II and III is 158.65 ℃, indicating nitrendipine polymorphs belong to a monotropic system. At high temperature, nitrendipine II and III both converted to I.

理论推导尼群地平I与II，尼群地平I与III，尼群地平II与III的转化温度分别为158.88， 160.50和158.65 ℃，三者均为单变关系，且在高温条件下尼群地平II， III都转变为尼群地平I，在高压条件下， II易转变为I。

The two-acre Dunbar Community Garden in Little Rock has served as a model for several years.

几年来，坐落于小石城，占地两英亩的邓巴社区菜园树立了一个标杆。

Jerry points to the jacket hanging in the bathroom. It's ruined, and unwearable What?

杰瑞指着洗手间里挂着的夹克，毁了，不能穿了）什么？