法的理论

To clarify the acetylcholinesterase changes among different developmental stages of Tribolium castaneum, the toxicological and biochemical characterizations of AChE in 10-d larvae, 20-d larvae, pupae and adults were investigated, respectively with the microplate reader method.

为了阐明赤拟谷盗体内乙酰胆碱酯酶在其各虫态间的变化关系，以期为该虫的综合治理提供一定的理论依据，本试验采用微量滴度酶标板法，分别对其10d龄和20d龄幼虫、蛹及成虫体内AChE的生化及毒理学特性进行了较为系统的研究。

Based on the assumption that the Internet use was the interaction of adolescent mental development level and the quality of Internet, the present research investigated the correlates that may influence 589 adolescents"(the middle school students") PIU through the questionnaire method.

基于青少年使用互联网是已有心理行为发展水平与互联网自身特性之间的交互作用的理论假设，该研究通过问卷调查法，详细探讨了589名青少年的PIU的影响因素。

From the view point of signal filtering,the principle of vibration signal demodulation method based on STFT is described and some factors affecting the demodulating performance are discussed.

从信号滤波角度，对基于STFT的振动信号解调方法的原理和影响其解调性能的各种因素进行了严格的理论分析，指出该解调方法实质是基于复解析带通滤波的H ilbert变换解调法。

The theory and method is researched in this course for protracting mechanical engineering drawing with projection and seeking the space geometry problem. It is a compulsory technology foundation course for engineering undergraduate student , and also is the advance class of computer plotting base.

本课程是一门研究用投影法绘制机械工程图样和求解空间几何问题的理论和方法的课程，是工程类本科生的必修的技术基础课程，是《计算机绘图基础》的先修课。

In current property valuation field,there is no operational and reliable way to determine the capitalization rate.This makes it difficult for the application of the receipts reinstating method.

目前国内房地产评估界尚无一个操作性、可靠性强的资本化率确定方法，这使得收益还原法无法作为一种主要的、独立的、可靠性强的估价方法得到应用，其实际应用与它的理论地位很不相符。

This paper is theorized on load transfer method. Of all kinds of load transfer functions, A.

本文的研究以荷载传递法为理论基础，在众多的传递函数中，Heydinger提出的传递函数考虑了沉桩、固结以及加载过程对传递函数的影响，。。。

Compared with the research of the geometric nonlinear finite element method home and aboard in the components such as bar, plate, beam and shell element, the present problems is analyzed and the future research direction is described for the theoretical research and program design of geometric nonlinear finite element method.

综合比较了几何非线性有限元法在杆、梁、板、壳等方面的国内外研究成果，指出目前仍存在的问题，提出今后的发展方向，为几何非线性有限元的理论研究与程序设计提供参考。

Chapter 3 further studies on the visual science about the theoretical foundation and measuring method of optical biological effect.

论文第三章进一步研究了视觉科学最新成果光生物效应的理论依据和测定方法，视觉功效法是研究中间视觉的有效研究方法，反应时间表征了中间视觉和光生物效应的总视觉效果和人眼真实的视觉功效。

Included among them are: characteristic frequency curve of reinforced medium; critical length of the anchor bar ; anchor bar density and nonuniform coefficient of the reinforced medium; embedded anchorage layer effect; bed plate effect; weak surface effect; distortion of the bow-shaped distributed state of the anchor bar frictional resistance and initiation, formation and development of the dominant glide control plane; criteria about the displacement velocity of side-wall stability status, critical status and unstability status, and the system of ordinate analysis method, et al

d。文中提出的若干新的概念、判据和分析方法，如加固介质特征频度线；临界锚杆长度；锚杆密度及加固介质不均匀系数；嵌固层效应；垫板效应；弱面效应；锚杆&弓形&受力形态的畸变与优势滑移控制面的产生、形成和发展；边壁稳定状态、临界状态和失稳状态的位移速度判据；纵坐标系分析法等，具有一定的理论价值，并对软土工程围护设计具有指导意义。

Second, the equivalent bulk modulus of elasticity of brake cylinder and brake line are derived out, the lumped parameter model of brake line is developed, the dynamic performance of the model are analyzed, the effect of physical and geometric parameters on natural frequency and damping are studied.

其次，计算出制动器的刚度以及轮缸与管路的等效体积弹性模量，采用集中参数分析法，建立了制动管路的理论模型，分析了该模型的时域与频域特性，研究了制动管路及制动器参数对动态特性的影响。

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。