结晶

The best conditions were: ethanol/acetone as solvent, molecular ratio of racemate to resolving agent 1.0:1.0, using heating as method of reaction, concentration of racemate 20mg/ml, crystallization temperature 1℃, crystallization time 8 days.

最佳结果为：乙醇／丙酮一 5.85，则为溶剂；L＜一卜苹果酸与佐匹克隆摩尔投料比为10二0；佐匹克隆20mg／ml；反应物溶解方式为加热处理；结晶温度l℃；结晶时间sd进行拆分。

The crystallinity reach its peak when the content of epoxy is 1%, with the increase of epoxy resin content, the crystallinity of nylon 11 alloy decreases.

环氧树脂用量为1％时，尼龙11共混合金体系的结晶度最大，此后随着环氧树脂的加入，尼龙11结晶度随之降低。

Recrystallization equipment,Recrystallization capacity up to 25 tons per year.

重结晶设备12台，重结晶能力可达25吨/年。

Also,by nonlinear curve fitting and regression on the experimental data,the dynamic recrystallization model of 20SiMn was established.

通过对实验数据进行拟合回归分析，建立了20SiMn钢的动态再结晶模型，并提出了基于金属材料流动应力曲线的动态再结晶体积比例测量方法。

The first-step research work of electro-hydraulic servo oscillation system on Baosteel Continuous Casting Testing Platform is introduced.The results of hot-test show that the oscillation system runs reposefully and reliably.

0前言现代连铸技术的快速发展，对结晶器振动技术的自动化水平，以及振动与工艺的适应柔性都提出了更高的要求，促成了结晶器液压振动技术的产生。

The effect of temperature swing storage on the rice starch retrogradation was studied by DSC.

利用差示扫描量热仪研究了变温储藏对大米淀粉回生的影响，实验结果表明，变温储藏可以改变支链淀粉的重结晶性状，但对直链淀粉和脂质复合物的结晶没有影响。

Epitaxial growth of GaN on sapphire and novel substrate LiAlO〓 1 The growth mechanism of GaN on sapphire substrate was investigated using AFM, X-ray diffraction, X-ray double crystal diffraction, Rutherford back scattering etc.

阐明了衬底表面的氮化处理、缓冲层的生长对外延膜结晶形貌、结晶质量、以及外延匹配关系的影响规律。

The effect of surfactants on the crvstallization of silicic acid was dis-cussed.

探讨了表面活性剂对硅酸结晶行为的影响，着重讨论了非离子表面活性剂的加速结晶作用。

The crystalline powder is a kind of marble imported from Italy and silty marble marble crystallization of crystal face-specific care products.

此结晶粉是意大利进口的一种理石及粉质云石大理石专用的结晶晶面护理产品。

With the using of EMBR, the height variation of molten steel in mold is decreased obviously,the temperatrue of molten steel in mold increases about 10℃,the inclusion amounts in molten steel are less and their diameters are smeller,the biggest diameter is under 20 um.

采用电磁制动技术后，结晶器页面波动幅度明显降低，结晶器内钢也温度约上升10摄氏度左右，钢中非金属夹杂物数量较少且尺寸较小，未发现直径大于20um的夹杂物。

Fancy gold-plated dangling earrings with facetted White Opal crystals.

花式镀金悬垂耳环与facetted白欧泊水晶。

This essay chooses the study aim from biology teachers in middle school in Shi Jiazhuang which tells us that most of the middle school biology teachers in Shi Jiazhuang have the"burnout", lower successfulness, individualize.

本文选取石家庄市初中生物教师作为研究对象，运用问卷调查的方法对石家庄市初中生物教师职业倦怠的现状进行调查，调查结果发现，石家庄市初中生物教师这一群体普遍存在职业倦怠，情感枯竭程度偏高，成就感偏低，去个性化程度最为严重。