The propagation frequency characteristics of PD signals are studied.

研究了局部放电信号在其中传播的频率特性。

The Runge Kutta interative algorithm is used to solve the standard propagation equations of fiber Raman amplifiers (FRAs).

提出了一种直接用龙格一库塔迭代算法全面求解光纤拉曼放大器传输方程的方法。

In the third chapter, some methods of using Bent functions to construct balanced Boolean functions satisfying the highly propagation characteristics with highly nonlinearity have been put forward.

3)平衡性、非线性、扩散性是具有高度密码特性的布尔函数要满足的最重要的三个性质，本文给出了用Bent函数来构造满足高次扩散准则的，具有较高非线性度的平衡布尔函数的一些方法，即第三章。

A practical software tool for building fault propagation simulative models is developed.

5．开发了一个用于建立故障传播仿真模型的软件工具。

This approach unites manual and automatic ways to handle exceptions, extends the traditional mode which handles exceptions with only common activities by introducing notify and script activities, and also supports the propagation of exception and the coordination of handling.

该方法通过人工与自动执行相结合的方式处理异常，引入通知和脚本活动扩展了一般的基于普通活动的异常处理模式，并且支持异常的传递和协同处理。

Somatic embryogenesis is a way of plant cell totipotency, and a new pathway of rapid propagation.

体胚发生是植物细胞全能性的一种表达方式，是快速繁殖的新途径。

In order to establish the system of Rubus idaeus tissue culture and rapid propagation, the effect of medium with different hormone on the buds of Rubus idaeus was studied.

为了建立树莓的组织培养快繁体系,研究了不同激素浓度培养基对树莓侧芽分化增值、伸长及生根的影响。

To adopt extend protective area,protecting living environment,forbiding catching,artificial propagation and trans-breeding method to enlarge population quantity and distribution area.

可采取扩建保护区、保护生存环境、禁捕、人工繁育和移殖的方法扩大种群数量和分布区。

The models and computation procedures for determining fracture propagation path were provided,and the software for simulation of fracture propagation was developed.

提出了定向射孔水力压裂裂缝的延伸轨迹计算模型和步骤,编制了裂缝延伸的模拟软件。

In the case of Vobs lower than 0.58cm/s, the effect of N and P removal by the granular sludge reactor was better. But the excessive propagation of filamentous organisms and then decreased operating stability of granular sludge reactor.

当Vobs小于0.58cm/s(曝气量小于0.05m3/h,溶解氧饱和度为36%)时,颗粒污泥反应器对氮磷有较好的同步去除效果,但是颗粒表面过量繁殖的丝状菌降低了颗粒污泥运行的稳定性。