结晶作用

Nanoparticle of an appropriate proportion were homogeneously dispersed in the PI matrix, and the interfacial adhesion between the matrix and the nanoparticle was hence strong owing to the high specific surface area and reactivity of the nanoparticle. Subsequently, the molecular chains of PI attained unchanged or even increased interaction at a proper mass fraction of the nanometer particle, which contributed to improve the wear-resistance of the nanocomposites.

采用PI的原位聚合填充方法，利用聚酰亚胺与无机纳米表面较强的相互作用（如静电作用、较强的范德华力、氢键甚至化学键的形成），用非水悬浮工艺制备了无机纳米/聚酰亚胺纳米复合材料，率先用大型分析仪器全面地表征了复合材料的结构，采用原位聚合填充法制备的聚酰亚胺复合材料中，无机纳米分散状态良好；无机纳米氧化物/聚酰亚胺复合材料的结构表征显示出PI有机相和SiO〓无机相之间形成了键联型复合体系，两相相互影响；在复合体系中，单相本体的结晶结构并未发生改变；在摩擦过程中纳米氧化物没有发生价态的转变；无机纳米氧化物的加入，提高了聚酰亚胺的耐热等级；适量纳米氧化物并不影响复合材料的机械性能， 2。

In annealing process the optimal anneal temperature 500 ℃ for formation of a single-phased pyrite can be obtained.

硫化温度对FeS_2样品纯度及结晶度都起着关键的作用，500℃最佳硫化温度。

The results show that the orientation of crystal grain is changed and crystal grain is refined by magnetic field. The optimal properties of welded joint appears when magnetic field frequency is 20 Hz.

结果表明，外加纵向磁场通过电磁搅拌作用改变晶粒的结晶方向、细化晶粒，在磁场频率为20 Hz时，焊接接头的力学性能达到最佳。

VIS-UV-spectra show that Spirulina subsalsa is able to degrade these three kinds of dyes when the solution containing 5 mgL^(-1) crystal violet, 5 mgL^(-1) safranine T, and 15 mgL^(-1) methylene blue, respectively.

经紫外光谱分析，当结晶紫、番红花红T的浓度为5mgL^(-1)和亚甲基兰浓度为15mgL^(-1)时，盐泽螺旋藻对这三种染料都存在降解作用。

This paper introduces the characteristics of this kind of landslide movement and investigates the influence of intense rainfall on the activities of crystalline schist landslide by examining rainfall and displacement of four typical landslides.

文章基于对此类滑坡活动观测资料和降雨资料的综合分析，阐述了结晶片岩滑坡的活动特点以及集中降雨对其的影响作用。

The effect of the cross-linking agent on the sericin's physical property and structure was discussed.

结果表明，交联剂对丝胶蛋白膜的交联作用明显，引起了丝胶结晶形态的变化；并改善了丝胶蛋白膜的物理性能，交联剂PEGO10加入 30 %左右所制得的丝胶蛋白膜拉伸断裂强度和断裂伸长率较好。

In order to investigate the physical attack of different crystal products of sodium sulfate solution including Na2SO4 ments were carried out by partial soaking with 150 g/L sodium sulfate solution and an index was introduced to evaluate the resistance of mortar to physical attack of sodium sulfate solution.

采用150 g/L的硫酸钠溶液半浸泡的试验方法，以砂浆抗蚀系数为指标，研究了相对湿度和温度变化条件下，硫酸钠溶液的不同结晶产物Na2SO4与Na2SO4·10H2O对砂浆试件的物理侵蚀作用和不同条件下硫酸钠溶液的物理侵蚀特性及相关机理。

The stalactites of different postures are formed by calcium carbonate in rocks dissolved by the action of groundwater and deposited and crystallized after millions of years.

千姿百态的钟乳石是由于地下水的作用，溶解岩石中的碳酸钙，经过上百万年的沉淀结晶堆积而成。

The expansive power isprocess in common to tumefaction that petty crystalloid AFt suck water andpressure to concrete pores that AFt crystal gather volume.

其膨胀驱动力是凝胶尺寸的晶体钙矾石吸水肿胀和结晶状钙矾石对孔隙产生膨胀压的共同作用。

Nanoparticles, alkylated nanoparticles and composited nanoparticles have different influence on themicrocrystalline size of crystallizable polymer (i.e., PP and PE).

通过XRD测试我们发现，纳米粒子、烷基化纳米粒子和复合纳米粒子对结晶型聚合物的微晶尺寸有着不同的作用。

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。