Structures and properties of quasi-commutative chained semigroups are studied.
研究了拟交换链半群的结构和性质。
The structures and properties of gypsum and anhedritite are introduced in this paper.
介绍了石膏及硬石膏的结构及性质。
Specially shaped nanoparticles generally have particular surface structures and properties.
不同形状的纳米金属粒子通常具有不同的表面结构和性质。
The effects of copper on structures and properties of boronbearing ductile iron were studied.
实验探索了铜对含硼球墨铸铁组织和性能的影响。
The structures and properties of bainitic steels with various carbon contents have been studied.
研究了不同含碳量贝氏体钢的组织与性能。
The effects of some trace elements on structures and properties of wrought aluminium alloys are summarized.
总结了一些微量元素和痕量元素对形变铝合金组织、性能的影响。
The influence of the technological process on the structures and properties of composites is also discussed.
分析了复合材料制备工艺对其结构及性能的影响。
Their complements, structures and properties are analyzed and characterized by means of several analysis methods.
通过多种分析手段对上述配合物的组成、结构和性质进行了表征。
The typical structures and properties of aramid fiber, as well as the application in tires are briefly described.
简要介绍了芳纶的典型结构、性能及在轮胎中的应用。
It also studies the structures and properties of the set of the efficient risk -portfolio or the efficient portfolio.
研究有效风险证券组合集与有效证券组合集的构造与性质。
The structures and properties of the antistatic agents and antistatic PET fibers were studied with DTA, microscope, etc.
用DTA、显微镜等研究了抗静电剂及抗静电纤维的结构、性能。
The influence of scrap steel addition amount on structures and properties of nickel austenite gray iron was investigated.
研究了废钢加入量对镍奥氏体灰铸铁组织和性能的影响。
Study the relationships between compositions, structures and properties of low temperature co-firing piezoelectric ceramics.
研究低温共烧压电陶瓷组分以及组分，结构及性能之联系。
The influence of rare earth, titanium and nitrogen on the structures and properties of high boron alloy steel was researched.
研究了稀土-钛-氮复合变质处理对高硼合金钢组织和性能的影响。
The structures and properties of the copolymers were determined by GPC, IR, thermal analysis, FS spectra, and UV Vis spectra.
通过红外光谱、凝胶色谱、热分析、荧光光谱、紫外与可见光光谱对共聚物的结构与性质进行了表征。
We have studied the effects of the ratio of surfactant to sodium silicate on the structures and properties of mesoporous materials.
研究了表面活性剂与硅源的比例对介孔材料的孔道结构、比表面积、孔径分布、孔体积等参数的影响。
The selection of spices, manufacture of spice matrix , technology of blending spinning, structures and properties of the fiber are discussed.
研究了香料的选择、香母粒的制作、共混纺丝工艺及芳香聚丙烯的结构和性能。
The structures and properties of potassium salts of alkyl-phosphate (PK) applied on the polyester (PET) staple fiber were studied in this paper.
本文主要研究了用于聚酯短纤维的烷基磷酸酯钾盐(PK)抗静电剂的结构及性能。
The structures and properties for hexanitrohexaazaisowurtzitane (CL-20), a very important energetic material with cage structure, are also studied.
对于特别重要并具有笼状结构的六硝基六氮杂异伍兹烷（CL-20）的结构和性质也进行了初步研究。
There are many differences in structures and properties among collagen, gelatin and collagen hydrolysate because of different preparation processes.
由于胶原、明胶和水解胶原蛋白制备工艺的差异，造成它们在结构和性能上存在较大的差别。
The numerical simulation of curing processes in resin transfer molding is helpful to control the chemical reaction, material structures and properties.
树脂传递模塑工艺的固化过程数值模拟有助于化学反应、材料结构与性能的控制，具有重要的科学意义和工程价值。
The differences in the structures and properties of multiple quantum well between different areas on a wafer were achieved using selective partial disordering.
利用选择性部分无序技术获得了单片外延片上不同区域的多量子阱在结构与性质上的差异。
The changes of structures and properties of single crystal al wire, which is in the course of service, influence the quality of signal transportation inevitably.
单晶铝线材在服役过程中组织性能的变化，必然使信号传输质量受到影响。
The influences of quenching temperature, cooling pattern and temper temperature on the structures and properties of high chromium cast iron roll were investigated.
研究了淬火温度、淬火冷却方式和回火温度对高铬铸铁轧辊组织和性能的影响。
Wood is the product of cambial activity in trees, and the seasonal activity style of cambium directly influences wood biomass production, structures and properties.
木材（次生木质部）是树木形成层细胞分化的产物，形成层的活动方式不仅影响木材的产量，而且影响木材的结构和性质。
The starch, corn grits, and cellulose frame adhered with starch may be a series of desiccants with broad uses, and their chemical structures and properties are reviewed.
讨论了淀粉、粗玉米粉及可以被淀粉所依附的纤维素框架的化学结构及性质，它们可能成为一系列用途广泛的干燥剂。
The concentration and temperature of the coagulation bath and spinning conditions all have a great effect on structures and properties of PVDF/PVC hollow fiber membranes.
凝胶浴的浓度和温度、纺丝工艺等都会影响共混体系的相容性并改变膜的结构和性能。
The effect of the chemical composition and working technology on the structures and properties, and the disadvantage and improvement methods in application were analyzed.
分析了化学成分、加工工艺对合金组织性能的影响，以及合金应用时存在的缺点及解决方案。
The effect of the chemical composition and working technology on the structures and properties, and the disadvantage and improvement methods in application were analyzed.
分析了化学成分、加工工艺对合金组织性能的影响，以及合金应用时存在的缺点及解决方案。
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