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On the basis of the current durability design theories and methods, a new durability design method is proposed for concrete structures. And it is based on equivalent resistance time dependant reliability under atmosphere environment.

在已有混凝土结构耐久性设计理论和方法的研究基础上，提出在大气环境下基于等效抗力时变可靠度的钢筋混凝土结构构件耐久性设计方法。

Error analysis is given in the end of the paper for further research.

论文最后对本方法的误差进行了分析，以期提高本方法的实用性。

The approach is applied to the estimation of weapon material. Experimental results show that the estimation error for the case is less than 10%.

将该方法应用于导弹主要参数的估算，测试结果证明了此方法的正确性和可行性。

The consistency of the parameter estimation for the linear part is ensured and the convergence analysis is proposed.

作为这一方法的扩展，给出了多变量H模型辨识的动态分离方法。

This method is easy to be convinced for being audio-visual and good reappearance.Therefor, the method is usually used for arbitration ,or to examinate products with high precision,and calibrate other methods of thickness measurment.

该方法的突出特点是直观、重现性好、容易信服，因而常用于仲裁，或检测精度要求较高的产品和校验其它测厚方法。

The problem of stabilizing networked PI control systems with fuzzy logic compensation is studied by applying the extension of the Hermite-Biehler theorem to the quasi-polynomial stability problem.

该方法的优点是可利用现有的确定性系统的设计方法设计控制器，缺点是由于缓冲区将时滞都转化成最大时滞，降低了系统应有

In order to overcome the limitation of the method, an improved fault line detection method based on rough set theory is presented.

为了克服该方法的局限性，提出了一种基于粗集理论的改进故障选线方法。

It could be one of an effective method for detection horse and donkey derived materials in feedstuff.

该方法的检测低限分别0.5%和0.25%，可做为食品及饲料中马属动物成分鉴别检测的有效方法之一。

Several methods of producing potash fertilizer using potassium feldspar were introduced in brief.

简要介绍了利用钾长石制钾肥的几种工艺方法，并比较了这些方法的利弊。

The components of the Fiedler vector were weighted on the corresponding vertices of graph such that differences of the components provide information about the distances between the vertices.

摘 要：在多水平方法初始剖分阶段提出了一种基于谱方法的无向赋权图剖分算法SPWUG，给出了基于Lanczos迭代计算Laplacian矩阵次小特征值及特征向量的实现细节。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。