稳定性条件

It is demonstrated that the pipe meets the conditions that the crack is stable and the leakage is detectible which LBB asks for, and it also satisfies the time request from the beginning of leak to the moment at which the crack is unstable.

经验证，该管道符合LBB技术对于裂纹稳定性及泄漏量可探测性的条件，满足从开始泄漏到裂纹失稳的时间要求。

By chemical stability test under storage conditions of illumination and 25℃, it showed that cefradine dihydrate crystal was obviously more stable than anhydrous one.

同时通过光照及25℃贮存条件下的化学稳定性试验，表明头孢拉定二水物结晶比无水物结晶明显稳定。

The results showed that the particle-electrodes had good electrocatalytic activity and stability for the degradation of phenol.

结果表明，该粒子电极对目标污染物苯酚显示了良好的电催化活性和稳定性，在相同反应条件下，不加粒子电极的二维电解时苯酚的降解率为55.6%，而三维电催化氧化过程中降解率为90.8%，大大提高了苯酚去除效果。

The process of extraction of antimicrobial substance from Eleocharis tuberose peel with ultrasonic were studied; the properties of antibacterial substances were studied; antibacterial substances was isolated by TLC and silica gel colum chromatography, and the structure of antibacterial substances were identified useing liquid chromatograph mass spectrometer.

包括：采用超声波法提取荸荠皮抑菌物质并获得最佳工艺条件；研究了荸荠皮提取物的稳定性及其对多种菌的抑制作用；通过薄层层析和硅胶柱层析对抑菌物质分离纯化后对抑菌成分进行了初步的结构鉴定。

Simulation results verify that insulated board can effectively protect the heat from transferring into the foundations, and the frozen table is always around the lower bottom of the boards; the position of the frozen table with insulated boards is higher than that of without; the embank- ment formation has a better effect on the center of embankment, the shoulder and toe of the roads than others; after consideration of the construction effect, the best lay out of the insulated boards is higher than the position of natural ground surface to 0.3-0.6 m; this formation of the embankments is the right effective constructer to be used in the permafrost on the Qinghai-Tibet railway.

通过数值模拟可知：保温板能够有效地阻止热量由路基面向下传入地基中，使0℃等温线始终在保温板底层；复合路基多年冻土上限的位置要比无保温板时的高；该结构形式对路基中心、路肩和坡脚下的多年冻土上限抬升的综合效果更好；考虑施工条件后，复合路基在保温板铺设距离天然地面之上0.3~0.6 m对于路基稳定性最为有利；该路基结构形式为青藏铁路多年冻土区路基的理想结构形式，有利于克服全球变暖的影响。

At present, the highway communication in the west of our country is in energetical developing period, and some western provinces are the most serious area of expansive soil, so expansive soil engineering problems have already become one of the technological difficult problems demanding prompt solution in road construction in the west of our country.

本文结合南友路路堤试验段修筑的处治膨胀土路堤，分析全填膨胀土路堤与各种处治路堤在降雨条件下的不均匀变形，并在此基础上进行路面结构的力学响应分析以及路堤边坡的稳定性分析。

The effects of ultrasonication and HF washing on SiC nano-particles were analyzed by Zeta potential, particle size distribution and SEM. The stability of suspension of SiC in ethanol, ethanediol and mixture of the two medias with PEG as dispersant at different pH were compared. The optimum ultrasonication time for SiC nano-particles was obtained. The influence of HF washing on SiC nano-particles was discussed; and high stability of SiC nano-particles suspension was achieved at pH=10 in ethanediol with 1wt% PEG as dispersant.

本文中采用Zeta电位、粒度分析、SEM等测试技术分析了超声震荡和HF酸洗对SiC纳米粉体的影响：对比研究了乙醇、乙二醇以及75%乙醇和25%乙二醇混合液作为分散介质，聚乙二醇为分散剂时纳米SiC粉体在不同pH下的分散稳定性，确定了粉体最佳超声震荡的最佳时间；探讨了酸洗的作用；并在乙二醇中，以1% PEG为分散剂，pH=10条件下获得了纳米碳化硅粉体的高稳定分散悬浮液。

In this paper, the electroplating of bright Zn-Ni alloy process was studied, the effect of (1-hydroxy ethylidene diphosphonate acid coordinating agent, chloride content, [Zn2+]/[Ni2+] mole ratio, cathode current density, temperature, a class of aldehyde compound (abbreviated as ZNP additive agent) and supplementary coordinating agent on Ni content, and brightness of plating layer was discussed, the physical phase of alloy plating layer and stability of plating solution were determined.

研究了用有机多膦酸盐作络合剂，ZNP作添加剂电镀光亮锌镍合金，探讨了络合剂、氯化物含量、[Zn2+]/[Ni2+]比、阳极电流密度、温度、辅助络合剂对合金中镍含量的影响，测定了合金镀层中物相组成及镀液稳定性，通过筛选得出最佳最镀光亮锌镍合金的镀液组成及工艺条件，并讨论了锌镍合金的异常共沉积机理。

Forepassed researches on conditions of selfenforcing environmental agreements are focused on coalition stability. Here the notion of coalition equilibrium is used to discuss the possibilities to sign the climate convention under four representative cases.

以往的研究大多通过联盟稳定性概念论述&自我强制&协议的条件，本文则通过联盟均衡概念分析四种典型情形下达成合作协议的可能性。

Nanosized CPF(Conjugated Polymer of Furfuryl alcohol)/ZnO composite catalyst was prepared through in-situ polymerization and heat conversion. The thermal stability, morphologies, size, structure and optical absorption properties of the CPF/ZnO material were characterized by TG-DTA, TEM, XRD, XPS, IR and UV-Vis techniques.

通过原位聚合-热转化两步法，利用ZnO纳米微粒和糠醇制备出了具有大共轭结构的高分子和ZnO的纳米复合催化材料；用TG-DTA、TEM、XRD、XPS、IR和UV-Vis等技术对其热稳定性、形貌、尺寸、结构及吸光特性等进行了表征，以亚甲基蓝溶液的催化降解研究了该材料在自然光条件下的催化性能。

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。