结构稳定性

Owing to neglect of uncertainty of structural parameters,conventional method for analyzing aerostatic stability of suspension bridges can not meet requirment of engineering design.

传统悬索桥空气静力稳定性分析方法，由于忽略了结构参数的不确定性而不能满足实际工程设计需要。

UDZ Series liquid level indicator of flap disassembly fast and convenient, the installation position can be arbitrary choice, free to change the direction of observation, thus instrumented great visibility; UDZ series of cost-effective liquid level was significantly higher than that used multiple sets of glass plate liquid level of cost performance; UDZ series of liquid level indicator, the sender's device, as well as the liquid level with the main transmission medium within the complete separation of the measured structural design, so that level gauge in the job has pressure (up to 320KG), toxic and inflammable conditions, with absolute safety and reliability; UDZ-3 type uses innovative design, improve the sensitivity of the sensor, and its near-zero drift FarEasTone signals and long-term stability so that it has always been at the scene consistent level instructions; sensors and the main body has a certain interval, which can be solved effectively under high-temperature liquids (up to 480 ) remote detection and control; antifrost type UDZ Series Level Gauge, are I plant the patented product (Patent No.: ZL00221022 3), guarantees that the use of cryogenic liquid level gauge is not freezing (such as liquid CO2), the effective guarantee of the level of a normal job.

UDZ系列液位计的翻板指示器拆装快捷方便，安装方位可任意选择，观察方向可随意改动，因而仪表指示的可视度很大；UDZ系列液位计的性能价格比明显高于采用多组玻璃板式液位计的性能价格比；UDZ系列液位计的指示器，发讯器、以及液位变送均与主体内被测介质完全隔离的结构设计，使液位计工作在有压（可达320KG）、有毒和易燃的工况下，具有绝对的安全性和可靠性；UDZ-3型采用了新颖设计，提高了传感器的灵敏度，其远传信号近乎零温漂和长期稳定性使其始终于现场液位指示保持一致；传感器和主体有一定的间隔，因而能有效地解决高温液体（可达480℃）远距离检测和控制；防霜型UDZ系列液位计，是我厂的专利产品（专利号：ZL00221022·3），保证了在低温液体上使用液位计不结冰（如液体CO2），有效的保证了液位计的正常工作。

Thiourea can keep polymer solution steady well as antioxygen. And micromolecule-alcohol can associate with polymer, which maintains the network structure of polymer.

其中硫脲能起到抗氧剂的作用，在短期内能使溶液保持较好的稳定性；小分子醇类能与聚合物交联，使疏水缔合聚合物溶液的网状结构得以维持。

Planting Aralia elata in plantations of Pinus koraiensis can not only improve the soil conditions, but also can increase stand stablity, improve stand structure and obtaine higher ecological and economic benefits.

在不同龄级红松人工林内栽植不同密度的刺嫩芽，既可改善林地条件，又能增强林分稳定性，可优化林分结构，提高生态效益，是一个行之有效的经管模式。

Considering the effects of the discrete supporting columns, a consistent method for the formulation of the supporting columns is developed and is used in nonlinear analysis of conjunction with the axisymmetrical ring shell element.

建立了旋转薄壳结构在轴对称荷载作用下的弹塑性分岔稳定性态的非线性有限元分析理论。

This article studied the characteristics of substance and energy in rice-duck-azolla integrated farming system. RDA system increases food-chain complexity and system stability because ducks and azolla are incorporated into rice paddy systems.

对稻鸭萍共作生态系统物能流特征的分析结果表明，通过在稻田生态位添加鸭子和绿萍，使原来的稻田食物链结构趋向复杂化，增加了稻田生态系统的稳定性。

In view of the tunnel traversing the side wall of a grand karst cave, the benching tunneling method was applied and the reacting wall as well as the temporary supporting wall were added during excavation to insure the stability of the surrounding rock and construction safety.

针对隧道穿过特大溶洞边墙的情况，采取上下台阶法施工并施做了支顶结构和临时支撑墙确保在随道开挖过程中围岩的稳定性及施工安全。

The motion of ships berthed in front of wharfs affect structure and wharf stability, so it is important to study the hydrodynamic response of berthing ships.

码头前系泊的船舶在波浪等外在环境因素作用下产生摇荡运动，船舶运动中对码头设施的碰撞将影响结构强度和码头的稳定性，因此对码头前系泊船舶运动响应的研究是很必要的。

In addition,compared with Eu32,Eu3DPEPO has excellent fluorescent properties and a high thermal stability originating from the rigidity influence of DPEPO as bidentate ligand.

与Eu32 进行比较，证明中性双齿DPEPO 的刚性结构增强了铕配合物的荧光性能和热稳定性，可满足于印刷包装防伪等的需要。

In addition, compared with Eu3 (TPP0)2 , Eu3DPEPO has excellent fluorescent properties and a high thermal stability originating from the rigidity influence of DPEPO as bidentate ligand.

与Eu3(TPP0)2进行比较，证明中性双齿DPEPO的刚性结构增强了铕配合物的荧光性能和热稳定性，可满足于印刷包装防伪等的需要。

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。