查询词典 crystallization

In this study,the effect of ultrasonic treatment time on crystallization structure of industry pure aluminum ingots was investigated.

研究了超声波处理时间对工业纯铝铸锭结晶组织的影响，即添加除气剂又进行超声波处理的情况。

For PP samples, the crystallization is in Regime Ⅲ, and 〓 of pure PP issmaller than that of grafted PP and ionomers but the change is insignificant.

以总结晶速率〓或〓代替晶体增长速率G计算各样品在实验条件下的成核常数〓。

The kinetics of isothermal crystallization has been studied for Na+,Mn2+ and Ca2+ ionomers based on maleic anhydride graft polypropylene by DSC,compared with pure PP and PP g MAH.

采用DSC对马来酸酐接枝聚丙烯及其3种5个离聚物的等温结晶行为进行了研究，发现在相对结晶度2％～90％的范围内符合Avrami方程。

All ionomers had higher rate of nucleation, characterized by the higher values of Si, overall rate of crystallization, characterized by the higher values of (Tmax-T0), and narrower crystallite size distribution, characterized by the lower values of Δw, than those of pure PP and PP-g-MAH.

对于全部样品在所有的冷却速率下，Avrami指数n值均在2.5-2.8之间，说明聚丙烯结晶行为没有改变；但同时发现接枝及离子化后，成核速率加快，晶粒分布变窄，结晶总速率增大，与等温结晶动力学得到的结论一致。

It was reported here the purification and crystallization of Protein Disulfide Isomerase.

在此报告了它的分离纯化和晶体生长。

The isothernia1 crystallization of isotactic polypropylene was studied by means of WAXD and FTIR at different temperatures.

用宽角X射线衍射和傅立叶变换红外光谱仪研究了等规聚丙烯的低温等温结晶。

Crystallization behavior of isotactic polypropylene were studied and observed by polarizing microscope,and also compared to that of PP/MMT composites.

采用偏光显微镜对全同立构聚丙烯等温结晶行为进行系统的研究，并与聚丙烯/蒙脱土复合材料的结晶行为进行比较。

The morphology of epoxy resins with i-PPGE was controlled by the phaseseparation and crystallization of isotactic polymer in the process of curing.

通过控制i-PPGE在几种环氧树脂体系中的分相和结晶，获得了不同形态结构的固化产物。

The properties of Hancheng kaoline and the FCC catalyst from its in situ crystallization were studied in the laboratory.

在实验室进行了韩城高岭土的性质及其原位晶化所制FCC催化剂的研究。

According to the optical properties tested by polarizing microscope and Fedorov stage as well as chemical test and analysis, it is shown that the rock is a kind of kaolinitic clay rock composed of kaolin with pure composition, coarser grain, and very good crystallization.

铜川王石凹黑色高岭石粘土岩的成因分析柳淑霞，白开寅（西安地质学院资源系，西安710054）提要黑色高岭石粘土岩，是铜川王石凹煤矿石炭纪煤系地层顶部，五号煤层的上部一层稳定的煤矸石。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。