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Meanwhile, based on equivalent amplitude loading crack spreading equation, we present time cycle algorithm for prediction of fatigue crack growth life.

同时以等幅载荷裂纹扩展公式为基础，提出了一种疲劳裂纹扩展寿命估算的时间循环计算方法。

Thus, the change only results in adjustments to the equivalent point loads at A and B and to the equivalent loading near B. As these forces are at or near supports, they do not significantly affect the distribution of bending moment induced by prestress.

因此，唯一的变化调整的结果相当于点负载在A和B以及相当于载入中附近湾由于这些部队正在达到或接近支持，他们不显着影响的分布弯矩诱导预应力。

05 Error while loading component's definitions!

载入组件定义时发生错误！

The software and hardware realizing scheme of high performance, AC servo system based on the digital-analog mixed type of 16 bits high performance, single piece micro computer 80C196 is presented in this paper It expounds the theory and method of system design for industrial applications, and it also gives out the situation of system industrial applications Based on the analysis of the influential characteristics of servo system the method of improving the system precision, estimative model of loading torque and instantaneous velocity, compensative predictive control under low speed motion are dicussed in this paper.

论述了面向工业对象的系统设计原理与方法。并给出了本文系统工业应用的情况。在分析影响交流伺服系统性能的基础上，提出了改善系统精度的方法，给出了负载力矩和瞬时转速的估计模型，研究了低速运行时的补偿预测控制，提高了伺服系统低速稳定运行的范围。

And the operational condition was as follows: 100-200 mesh silica gel to be the stationary phase, solvent system of methlene chloride: ethyl acetate: ethanol = 80:35:5 to be the eluent, the flow rate of the eluent to be 2.0 mL/min, the feeding concentration of pristinamycins to be 2.26 g/L, the total loading amount of the silica gel to be 0.81 mg/g and the temperature to be 25℃.

优化后的柱层析操作条件为：选用100～200目的硅胶，二氯甲烷：乙酸乙酯：乙醇=80：35：5为洗脱剂，流速为2.0 mL／min，普那霉素的进样浓度为2.26g／L，硅胶的总负载量约为0.81 mg／g，温度为25℃。

To each scheme of DG's site and size generated by genetic algorithm, this paper considers the effect of DG on power flow and line loading ability of distribution network. After processing distribution network expansion planning using branch exchange based simulated annealing algorithm, every result of integrated DG and network scheme is judged by economic evaluation.

对于遗传过程中每个分布式电源位置和容量方案个体，考虑了分布式电源对配电网潮流和线路负载能力的影响，运用基于支路交换的模拟退火算法规划扩展网络，对分布式电源和网络的综合规划结果进行经济性评估以衡量个体方案的优劣。

With the development of high-speed and heavy-loading track, the quality of rail welding is desired to be more and more exigent.

随着列车速度与载重的增加，对钢轨焊接质量的要求越来越高。

Major product: the production of I、II type pressure vessel vertical vibration heat interchanger plate exchanger displacement heat exchanger half of displacement heat exchanger sylphon bellows heat exchanger various sectional fast loading floor-type expansion cistern stainless steel holder box water-softening plant DBNL air heater high and low-temperature polyurethane directly buried pipeline and so on.

我公司所生产的产品主要有：I、II类压力容器的生产，立式振荡换热器，板式换热器容积式换热器半容积式换热器，波纹管换热器，各种组合式快装机组落地式膨胀水箱，不锈钢水箱、软水设备、玻璃钢冷却塔空气加热器高、低温聚胺脂直埋保温管等十余种系列供热产品。

The bending problems of composite shells of revolution subject to various loading condition are solved by the finite element method and Fourier series expansion in this paper.

本文用有限元法和Fourier级数展开技术求解复合材料回转壳体在各种荷载作用下的弯曲问题。

Results based on experiment and measurement data indicate that, when 244 nm argon ion laser emits 40 mW UV light, the curve of refractive index changes in single mode hydrogen loading fiber is exponential type (Ac=1.632×10-6 t 0.76912), exponential growth is obvious in the beginning, a very good linear region is following, and then refractive index increments reach saturated.

结果表明， 244 nm氩离子倍频激光器输出光功率为40 mW时，普通载氢光纤光致折射率变化量随曝光时间总体上呈现指数分布关系Ac=1.632×10-6 t 0.76912；在曝光时间较短时，造成的光栅强度较弱，光致折射率变化量有明显的指数增长趋势，之后是一段较好的线性区域，这时两个测量模型的结果得到了很好的印证，随着曝光时间的继续增加，光致折射率变化量达到饱和。

Chimborazo and Cotopaxi, took me by the hand.

越过琴博腊索山和科托帕克西山。

This car is in a good condition.

这辆车的状况很好。