稳定性

These specific absorption bands are in relation to the special energy levels.

人们经过十多年的时间，对钛酸盐纳米管的组成、形成机理和物理化学性能进行了大量的研究，但是到目前为止，研究者对其形成机理、可见光吸收等特殊光电性质的来源、结构稳定性等方面的认识尚不清楚，因此本论文对这些方面开展了如下研究：在第二章中我们从热力学的角度系统地研究了煅烧温度对钛酸盐纳米管形貌、结构稳定性和光学性能的影响，发现钛酸钠纳米管是热力学稳定的，而钛酸纳米管是热力学不稳定的。

A finite element iteration method of safety factor against sliding of the abutment is presented to study the stability of Shuanghe arch dam abutment ,and the safety factor against sliding of the abutment is obtained.

采用坝肩抗滑稳定安全系数的有限元迭代法，通过三维有限元计算，研究了双河拱坝坝肩岩体的稳定性，得到坝肩岩体的抗剪安全系数，在此基础上，进一步分析加固后的坝肩稳定性。

A new strain of Brevibacterium casei with high nitrilase activity was screened from natural environment and could convert nitrile into carboxylic acid.

从自然源筛选到的一株腈水解酶产生菌乳酪短杆菌，能够高选择性地将腈转化为羧酸，初步研究了该菌株所产的腈水解酶在游离细胞形态下的催化特性，包括热稳定性、pH稳定性、金属离子和添加剂的作用、溶剂耐受性及底物特异性等。

Its stability was investigated after calcination and after separate treatments in boiling acid, base and different ammonium salt solutions for 6h.

采用三段晶化法合成了MCM-22分子筛，研究了MCM-22分子筛的热稳定性，分别用盐酸、NaOH和铵盐溶液在沸腾条件下处理MCM-22分子筛6h，考察MCM-22分子筛对酸、碱、铵盐的稳定性。

We, in this paper, combined the finite elements analysis with space similar material analogy test, studied the stability of the un-supported enclosing rock section during the comprehensive operation construction of the vertical coal shafts, analyzed the distribution laws of enclosing rock strain and surface radial displacement, hereby studying the un-supported height influence upon the enclosing rock.

本文将有限元分析和空间相似材料模拟试验相结合。对煤矿立井应用混合作业方式施工时未支护段围岩稳定性进行了研究，分析了围岩应力及表面径向位移的分布规律，研究了围岩失稳形式及失稳规律，并由此研究了未支护段高度对围岩稳定性的影响。

This paper introduces the global stiffness,strength and stability of bracing structure with long span,pointing out that the control of bracing structure's deflection and elastic module can make the arch ring fit the line of pressure and arch axis and can guarantee the stability of bridge structure.

本文介绍了大跨度支撑结构的整体刚度、强度和稳定性，控制支撑的挠度和弹性变量可使拱圈符合设计压力线与拱轴线，保证桥梁结构的稳定性。

Taking the coal bunker chamber of Tuzhu Mine as a case, the stability coefficient was calculated that of the surrounding rock with theory of loose ring and combined arch theory, the both results of calculations were higher than 1.1, the design parameters of bolting and grouting support coincidence the requirements of surrounding rock s stability and safety was proved.

以土朱矿井煤仓硐室为例，运用松动圈理论和组合拱理论分别计算了硐室围岩稳定性系数，2种理论计算得到硐室围岩稳定性系数均大于1.1，证明了锚杆注浆联合支护设计参数符合硐室围岩安全稳定的要求。

In order to evaluate on the reservoir bank stability of Fengdu county in three Ggorges reservoir area, use support vector machine method to make nonlinear study for the problem.

为了评价三峡库区丰都县库岸稳定性问题，采用支持向量机方法，对库岸稳定性进行非线性研究。

The relation of the water stability of asphalt mixture with the interaction of granite and asphalt was verified by freeze-thaw split test. It is found that there is a good corresponding relationship between the rheological property of granite asphalt mastic and the water stability of the granite asphalt mixture.

并通过冻融劈裂试验检验沥青混合料水稳定性与沥青和石粉交互作用能力之间的关系，发现花岗岩沥青胶浆的流变学性质与花岗岩沥青混合料水稳定性之间存在良好的对应关系。

The dike breach risk of the north bank is higher than the south bank in winding reaches.

本文提出黄河下游悬河决溢风险的影响因素应当包含水沙运动、区域地壳稳定性、河势演变和堤防稳定性4个方面，并据此建立了指标体系和基于GIS技术的多层次模糊综合评判模型，对不同洪水情景下黄河下游的决溢风险进行了评价。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。