在...保证下

To guarantee the system stability and improve the system precision, initial weight value selecting problem for the neural network is discussed and corresponding iterative algorithm is provided.

讨论了控制器参数迭代初值选取的基本原则，并给出了在保证系统稳定性前提下参数的迭代算法。

This method can reduce the number of input variable while the function is still unchanged. So the scale of Neural Networks can be reduced and the generalization can be enhanced.

这种方法在保证原有函数形式不变的前提下，简化了输入变量，缩小了神经网络的规模，增强了模型的泛化能力。

By using of analytic method of statistics,the relationship between nonlinear feature of power amplifiers and intermodulation is presented in this paper.

运用统计分析的方法，给出了转发器功放的非线性与交调干扰的关系，可在保证一定信噪比的情况下得到较高的功率利用率。

The object was to extract high quality oil and meal by isopropyl alcohol at low costs and high safety.

目的是在保证安全、低消耗情况下用异丙醇浸出高品质的油脂和粕。

Therefore, the addition of Ca(superscript 2+) should be reduced as possible to ensure normal liquefaction.

在保证正常液化的前提下，应尽可能减少Ca(上标 2+)用量。

Based on fouling monitoring of boiler,this papers studied on method based on minimal cleanliness factor to determine sootblowing opportunity, method based on best frequency to calculate critical cleanliness,method base on the principle of maximal heat income caused by sootblowing to determine sootblowing period, method based on the principle of safety first to determine sootblowing schedule. All the above methods together can determine the correct schedule to sootblowing system.

基于锅炉各受热面的实时监测模型，本文在保证设备安全运行的前提下，从经济性出发，提出了基于临界清洁因子确定最佳吹灰时机和根据吹灰收益最大原则确定最佳吹灰周期，并给出基于吹灰最佳频率确定临界清洁因子的方法，给出制定合理的吹灰方案的步骤。

In the premise of efficiency, and strive for the transportation cost minimization.

在保证效率的前提下，努力追求运输成本的最小化。

Based on information theory and minimum description length principle, a novel parameter estimation and selection approach are presented.

靳奉祥等讨论了在保证模式描述的正确性和可靠性的前提下，信息损失与代价函数的和最小的描述是最佳描述sj。

On the basis of FEM and modal analysis of the bracket system, a reasonable optimum model is built, which considers manufacturing constraints and mode control.

在保证结构质量不增加的前提下，利用拓扑优化技术实现了发动机排气系统固有频率的优化设计。

This paper analyses and calculates the plow parameters about two kinds of high speed plows LEMKEN and KUHN, and studys the relation between the geometric parameters of shape of moldboard plow surface and soil properties, plowing quality, forces properties, plowing speed, resistance and energy dissipation during the plowing. Then according to the direction of developing high efficiency and saving-energy agriculture, under the premise of good farming quality this article puts forward a kind of method setting the mathematics model about plow resistance through the new cultivation principle and the new design principle.

本文通过对比分析的手段对LEMKEN和KUHN两种高速犁参数两种犁体曲面参数进行量化分析计算，分析犁体曲面形状的几何参数与耕后质量、土壤的力学特性、耕速、阻力和功率消耗等相关关系，结合目前高效节能型农业的发展方向，提出在保证作业质量的前提下，应用新型耕作理论和新型设计理论建立牵引阻力数学模型。

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失