稳定性

In order to evalue the stability of the wall combined earth and mixing pile,the stability of foundation pit was calculated by the limit equilibrium method and the finite element strength reduction method .

为评价深层搅拌桩复合土钉墙的稳定性情况，采用极限平衡法和有限元强度折减法两种方法，对该基坑工程进行了稳定性计算计算结果表明，该支护方案满足稳定性要求，且两种方法所得的安全系数比较接

With the different laboratory compaction method and the real pavement, the study of particle stability and density indicated that Marshall compacted specimen can not simulate the real pavement, the rolling and gyratory compacted specimen are the most similar with real pavement, vibrating compacted specimen is second similar with the real pavement.

针对不同试验室压实方法成型试件和实际路面，从集料颗粒的稳定性和密实程度两个角度的对比研究表明，马歇尔击实成型试件法无法有效模拟实际路面，表现在其粗集料颗粒主轴取向无统计规律且与实际路面不具相关性；轮碾压实和旋转压实试件具有与路面最接近的稳定性和密实程度；振动压实次之，虽然表现出具有使颗粒较好均匀分散成型的特点，但其粗集料颗粒骨架的稳定性不够理想，致使其密实程度相对不高。

After the NK gene from recombinant plasmid pUC19-NK was cloned on expression vector pBV220, it was transformed into host cell E. coli HB101. Recombinant plasmid pBV220-NK was extracted for identifying by analysis of restriction enzymes, PCR and sequencing. Studies on recombinant strain's growth and expression showed that heterogene have no distinct effect on host cell. The recombinant plasmid have excellent segregational stability but low structural stability. The results of kinetics of pBV220-NK expression in E.

将重组质粒pUC19-NK上的纳豆激酶基因成功克隆到表达载体pBV220上，并将之转入大肠杆菌HB101中，得到转纳豆激酶基因工程菌，提取重组质粒经单酶切、双酶切及PCR分析验证后，对重组菌的生长及表达进行一系列研究，结果表明：外源纳豆激酶基因的导入对宿主的生长没有明显的影响：重组质粒的稳定性实验表明：该质粒具有良好的分离稳定性，而结构稳定性较差。

At last, ILIF in segment L3-4 and L4-5 is feasible. 2. There are enough operation space for ILIF in L3-4 and L4-5 with the root being retracted gently. And it is feasible to insert a couple transpedicle screws homolaterally. The intertransverse area was too narrow to perform ILIF on L5-S1.3. ILIF provide greater biomechanical stability than TLIF. while there was no significantly different stability between ILIF with homolateral or bilateral pedicle screw fixation. Adequate postoperative stability can be achieved by intertransverse lumbar interbody fusion with homolateral pedicle screw fixation.4. ILIF with transpedicle screws fixation homolaterally was a safe, convenient and effective operation, and less intraspinal complications were occurred of ILIF than TLIF.5. The fusion condition was satisfaction in ILIF group, which was better than TLIF group.

横突间入路腰椎椎体间融合术在L3-4、L4-5节段具有可行性。2、在L3-4、L4-5节段可提供足够的空间行ILIF手术，并可通过同一切口附加椎弓根钉固定，操作安全、简便。L5-S1节段横突间区域较小，操作困难，不适合行ILIF手术。3、ILIF手术术后生物力学稳定性有所下降但优于TLIF手术；ILIF附加同侧椎弓根钉固定与附加双侧椎弓根钉固定生物力学稳定性相当，使用ILIF术式附加侧同椎弓根螺钉固定，可提供较好的即刻稳定性。4、ILIF手术及附加同侧椎弓根钉固定是一种安全、简便、有效的手术方式，在减少椎管内并发症方面具有优势。5、ILIF手术可获得较好的融合率，其融合情况从组织学观察稍好于TLIF手术。

The results showed that some heat-stable protein profiles disappeared gradually during barley germination, and heat-stable hordein proteins were exposed in proteolytic process which would reduce its content, by contrast, the content of heat-stable water-soluble protein increased by the end of barley germination.

结果显示，大麦发芽过程中部分热稳定性蛋白条带逐渐消失，热稳定性醇溶蛋白在发芽过程中遭受蛋白水解其含量最终有所减少，热稳定性水溶蛋白在发芽过程结束时其蛋白含量有所增加。

The rude drugs and their praeparatum stability meet the new medicine requirement by stability studies. At indoor temperature, their characters, discriminations, quantity difference, water content, disintegration time, contents and the hygiology index have no obvious variety.

对三批原料药及制剂进行了长期稳定性及加速稳定性考察，结果表明，该原料药及制剂在室温及加速条件下，性状、鉴别、装量差异、水份、崩解时限、含量、卫生学指标均无明显变化，符合质量标准草案的各项规定，证明该原料药及制剂稳定性符合新药要求。

The result indicated that, gathers in advance the emulsion water resistance and mechanics performance which in the body preparation method the one-stage process obtains is good, but two steps obtain the emulsion stability is good; The neutralizaing agent triethylamine amount used should enable to achieve neutral between x-y, to gathers in advance the body disperser and the emulsion stability only then is advantageous; The water affinity chain extendor DMPA content to the emulsion viscosity, stable and the emulsion cellophane water resistance has the remarkable influence, its amount used general control between x-y; Hard section isocyanogen diethylene glycol dinitrate primary control paint film degree of hardness, module, anti-avulsion, wear-resisting and so on performance, the soft section low-molecular polymer polyols primary control paint film elasticity, hydrolisis performance and so on bears the low temperature and bears

结果表明，预聚体制备方法中一步法得到的乳液的耐水性和力学性能较好，而两步法得到的乳液的稳定性好；中和剂三乙胺的用量应使中和度达到x-y之间，对预聚体的分散和乳液的稳定性才有利；亲水扩链剂DMPA的含量对乳液的粘度、稳定性及乳液胶膜的耐水性有着显著的影响，其用量一般控制在x-y之间；硬段异氰酸酯主要控制涂膜的硬度、模量、抗撕裂、耐磨等性能，软段低聚物多元醇主要控制涂膜的弹性、耐低温和耐水解等性能

The immobilized laccase has better stabilities in heat,storage and operation .

固定化漆酶具有较好的热稳定性、贮存稳定性和操作稳定性。

The results showed that expression plasmid pET22b-lysB was constructed successfully. Highly purified recombination protein was obtained 33.2 mg from 1 L LB culture medium. A screening for His-LysB activity on esterase and lipase substrates confirmed the lipolytic activity. With p-nitrophenyl butyrate as substrate, the thermal stability of the enzyme was poor when the temperature was above 30oC. The enzyme exhibited higher stability at pH 5.0–9.5. The optimum temperature and pH for the lipolytic activity of His-LysB were 23oC and 7.5 respectively. Under the optimum conditions, the specific activity of His-LysB was 1.3 U/mg. Zn2+, Cu2+, Mg2+, Mn2+and phenylmethane sulfonyl fruoride severely inhibited the lipolytic activity of His-LysB.

结果表明：成功构建了pET22b-lysB表达载体，并从1 L的LB培养物中获得了33.2 mg高纯度重组蛋白；His-LysB具有分解脂肪的能力，属于脂肪酶；生物化学特性分析表明：丁酸对硝基苯为水解底物，His-Lys热稳定性不佳，30℃以下比较稳定，随着温度的升高，稳定性逐渐降低；该蛋白具有较高的pH值适应性，pH 5.0~9.5范围内稳定性较高；在23℃和pH 7.5时酶活力最高，其比酶活为1.3 U/mg；金属离子Zn2+、Cu2+、Mg2+、Mn2+和苯甲基磺酰氟抑制剂对酶活具有强烈的抑制作用。

For some rock slopes, which have not distinct failure surface, but have complicated structure or load on the top and so on, a stability analysis of this type slopes by finite element method is presented, the failure surface is defined by certain rule or strain zone from the computed model, and then the safety factor of the rock slope is abtained by finite element method and limit equilibrium methodAt last, using ANSYS , a famous commercial finite element analysis software, a example of high-steep slope which is bearing the load of the LongGe Mansion is presented, the stability of this slope is studied, as a paradign the the stability evalution of complicated high-steep slope under the action of load of building , the chapter gives some meritable reference in stability assessment of rock slopes using numerical simulation by three-dimension elastic-plastic finite element.

并用有限单元法建立边坡的具体模型，应用折减边坡岩体参数、逐级施加荷载等与边坡工作环境相似的方法进行模拟计算，根据计算结果，采用一定的判别准则或图形可视化方法，确定出边坡的滑裂面，再采用刚体极限平衡法或有限单元法计算其安全系数；最后，通过某一工程实例，用大型有限元程序对边坡在建筑物荷载作用下的稳定性进行分析研究，并以此作为计算分析复杂高边坡在高层建筑物作用下的稳定性评价的一个范例，在采用有限元弹塑性数值模拟岩质边坡稳定性方面提供一些有价值的参考。

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。