查询词典 crystallization

In this paper,acetanilide,adipic acid and potassium hydrogen phthalate were chosen as additives to advance polyvinyl chloride to crystallize. The effects of compress mold,annealing temperature and time,additive property and loading on the crystallization,microscopicmorphology and mechanical properties of PVC were studied by means of wide angle X-ray diffraction,differential scanning calorimetry,fourier transform infrared spectrophotometer,scanning electron microscopeand tensile test.

本文利用乙酰苯胺、己二酸和邻苯二甲酸氢钾作为聚氯乙烯结晶改性的添加剂，通过广角X-射线衍射法、差示扫描量热法、傅立叶转换红外光谱、扫瞄电镜和万能电子实验机研究了热压、热处理温度和时间、添加剂结构和质量分数对PVC结晶、微观形态和宏观机械性能的影响。

Mono-calcium phosphate, sulfuric acid and urea were used for simulating the crystallization of calcium sulfate in the reaction of phosphate rock and urea-sulfuric acid.

结果表明，与无尿素的结晶过程相比，尿素使出现结晶的时间延长了150%，但悬浮液密度增加50%，结晶在长度和宽度上均有所增加，特别是宽度上的增长超过50%。

Based on the study of mineral crystallization sequence, solidus temperature and growth rates of quartz and albite, it suggests that Li_F_Na enriched granitic residual magma is qualified for the f...

对矿物结晶顺序、石英和钠长石的生长速率以及固相线温度的研究表明，富锂、氟、钠的花岗质残余岩浆完全具备形成雪球结构的条件。

In addition, the porphyritic allanite- formed by magmatic crystallization was found in the granitic gneisses, it not only shows that the granitic gneisses were metamorphized from magmatic rocks, but also shows that the degree of the metamorphism undergoen was not very intense.

另外在花岗片麻岩中发现有岩浆结晶成因型褐帘石斑晶的残留，这一方面说明这套花岗片麻岩的原岩是种岩浆岩，同时说明它们所经历过的变质作用程度不可能很强。

The catalytic properties of Ti-MWW and the reaction conditions in epoxidation of allyl alcohol to glycidol have been studied. It was found that Ti-MWW-PI synthesized under dynamic crystallization conditions has more effective catalytic performance.

对Ti-MWW 催化烯丙醇的环氧化性能和反应条件进行了研究，发现动态法合成的Ti-MWW-PI 有更好的催化性能。

Our main products chloride, the crystallization of aluminum chloride, iron chloride, poly ferric sulfate and other products.

本厂主要生产聚合氯化铝、结晶三氯化铝、聚合氯化铝铁、聚合硫酸铁等产品。

Feldspars (including albite and K-feldspar) and amblygonite are the main reserves of the whole-rock phosphorus in the Yashan topaz-lepidolite granite, and the contribution of feldspars to whole-rock phosphorus is related with the crystallization of amblygonite.

长石及磷锂铝石是雅山黄玉锂云母花岗岩中磷的主要贮体，磷锂铝石的出现与否直接影响了长石的磷含量及其对全岩磷的贡献率。

If without amblygonite in crystallization assemblage, the feldspars contribute above 70% of whole-rock phosphorus, otherwise the amblygonite is the main reserves of whole-rock phosphorus and the feldspars are the subordinate.

无磷锂铝石晶出时，长石磷对全岩磷的贡献率达70％以上；当具磷锂铝石晶出时，磷锂铝石为全岩磷的主要贡献，长石降为次要地位。

The research was mainly based on the formation condition of crystalline ammonium yttrium carbonate and the variation characteristics of pH value during the crystallization in which NH4HCO3 was used to precipitate yttrium ion.

对碳酸氢铵沉淀钇时碳酸钇铵复盐结晶的形成条件与pH变化特征进行了研究，发现其结晶过程与平衡溶液pH有对应关系。

The stability of the amorphous structure in the course of activation was discussed in the light of theory of amorphism crystallization.

借助于非晶晶化理论对活化过程中非晶结构的稳定性进行了分析。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。