结晶度

In this paper, the influences of acetanilide content on the microstructure and macro properties of polyvinyl chloride were studied by means of differential scanning calorimetry, wide angle X-ray diffraction and scanning electron microscope.

利用差示扫瞄量热法、广角X-射线衍射和扫瞄电镜方法研究了乙酰苯胺质量分数对聚氯乙烯的结晶度、微观形态和宏观机械性能的影响。

Acetanilide,hexane diacid and potassium hydrogen phthalate were used as additives to improve polyvinyl chloride crystallinity.

通过傅里叶转换红外光谱、差示扫描量热法及广角X射线衍射法研究了乙酰苯胺、己二酸和邻苯二甲酸氢钾与聚氯乙烯的相容性及对聚氯乙烯结晶度的影响。

But the crystal shows no change, only the crystallinity of aluminum hydroxide changes weakly.

细化现象明显：但添加剂对铝酸钠溶液种分产品的晶型不产生影响，仅产品的结晶度发生微弱变化。

04 Nm,respectively,were used as catalysts prepared by impregnation for amination of monoethanolamine with ammonia,and their structures were characterized.

以3种具有纳米晶相结构的丝光沸石为原料，采用浸渍法制备了乙醇胺胺化反应的催化剂，并表征了催化剂的结构，考察了丝光沸石结晶度和晶粒尺寸对胺化催化反应的影响。

Small quantities of calcite was included inLuan Chuan nephrite and it has a good degree of crystallinity. X-ray powder diffraction and infrared spectrum show that the serpentine of Luan chuanconsists of fairly pure antigorite.

运用 X 射线和红外光谱对栾川软玉的分析表明，组成该地软玉的主要矿物成分为透闪石，其各项参数指标与标准透闪石十分接近，含有少量方解石，并且结晶度较好。

Cellulose acetate propionate was synthesized by the heterogeneous esterification reaction of cellulose.

酯化反应使纤维素的结晶度降低。

The effects of doping, crystallization and oxidation degree of the PANI nanofibers on their conductivity have been studied.

研究聚苯胺纳米化后酸掺杂度、结晶度和氧化程度等对其导电性能的影响。

Low-molecular-weight EC was attained with ethylcellulose being degraded by 34% nitric acid; Fourier transform infrared spectroscopy, 13C-NMR,element analysis confirmed that the basic structure and major properties of low-molecular-weight EC maintained agreement with those of undegraded EC except that the polymerization degree of EC decreased.

乙基纤维素被 34%硝酸降解可以得到低分子量的乙基纤维素；FTIR，1 3C- NMR，元素分析，X-射线衍射分析证实在硝酸降解过程中，除了聚合度和结晶度降低之外，乙基纤维素的基本特性和基本结构没有变化；EC分子量的大小影响纳米微球的粒径大小、粒径分布和对药物的包覆效率。

The infrared spectra of PET undrawn yarn,pre-oriented yarnand fully-drawn yarnwere re- corded with a Fourier transform infrared spectrometer and an infrared microscope.

利用傅里叶变换红外光谱仪和红外显微镜测定了涤纶的未完全拉伸丝、预取向丝、完全拉伸丝的红外光谱，测定了3种纤维的取向度、结晶度。

The Polynosic fiber is a kind of high performance modified viscose fiber. It maintains the fine moisture absorption and chromatophilicity of cellulosic fiber; on the other hand it possesses high break force, modulus, especially in wet state, which contributes to its high crystallinity and orientation.

Polynosic纤维是一种高性能改性粘胶纤维，它一方面保持了纤维素纤维优良的吸湿易染性，另一方面其较高的结晶度和取向度使其强力和模量尤其是湿态强力和模量与普通粘胶相比有了很大的提高。

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。