实验研究

By studying the membrane preparation process for the typical membrane materials of polystyrene and cellulose acetate as well as a new type membrane material of polyvinyl butyral,the effects of operating parameters on the membranes structure are determined.By the study on the thermodynamics involved in the ternary systerms of ScCO_2/solvent/polymer and the calculation of theoretical ternary phase diagrams,the phase demixing behavior during the membranes formation by ScCO_2 induced phase separation process are described.By studying thermodynamics involved in the quaternary systerms of ScCO_2/solvent/additive/polymer,the effect of a low molecular weight additive on the quaternary phase diagram and dimixing speed are revealed.

通过对传统膜材料聚苯乙烯、醋酸纤维素及新型膜材料聚乙烯醇缩丁醛进行ScCO_2诱导相转化制膜工艺的实验研究，给出了操作参数对膜形态结构的影响规律；通过研究ScCO_2/溶剂/聚合物三元体系热力学问题，并计算出相应铸膜体系的三元相图，对ScCO_2诱导相转化膜制备过程的分相成膜行为进行了分析与描述；通过研究ScCO_2/溶剂/小分子添加剂/聚合物四元铸膜体系的热力学问题，并借助于四元体系理论相图计算的结果，分析了小分子添加剂对相分离过程的影响。

There are two major types of causal statistical studies: experimental studies and observational studies.

主要有两种类型的因果关系的统计研究：实验研究和观察研究。

Research reports relevant to the theory and application of surface laser cladding were retrieved in the recent years.

通过对送粉式激光熔覆的基础理论、制约其发展的关键技术系统的研究，在应用基础理论、实验研究两方面取得了一定的研究进展。

Against the background of pressure measurement of the muzzle shock wave, the research work about technology of dynamic modeling and compensation, correlatively to the topic of the dynamic characteristics and its improvement of pressure sensors, is described in detail.

本文以炮口冲击波压力的测试为背景，围绕压力传感器的动态特性研究及改进这一主题，论述了相关的辨识建模和动态补偿技术，并进行了实验研究和计算机仿真研究。

Research design informs the planning of experiments and observational studies to ensure that their results have

研究设计负责编制实验研究和观察研究的计划，确保其结果具有

Proceed from the principle of neural networks, the mechanism of mapping between input and output of neural networks was analyzed, and the BP algorithm for training the thresholds of neurons was derived. Based on the study to the distinguishability of input of networks, the effect of neural networks to distinguish-ability of characteristics was studied, and the optimizations of the structure of networks, learning rate, impulse factor, thresholds of neurons and initial weight of networks were completed. Through the experiments under fixed cutting regime and alternative cutting regime, the methods based on neural networks for tool wear monitoring were studied.

本文从神经网络的基本原理出发，研究了神经网络输入输出的映射机理，探讨了神经网络处理方法具有自适应性的原因；推导了神经元阈值学习BP算法；在研究网络输入特征可分性准则和特征敏感性准则的基础上，探讨了神经网络对特征可分性的作用；完成对网络结构参数、网络学习率和冲量因子、神经元阈值以及网络初始权值等参数的优化；并在固定切削用量和变切削用量条件下，对基于神经网络的刀具磨损检测方法进行了实验研究。

Acquaint with the research and draft the quality standards of the new medicine , Edit and sort the application data of the new medicine.

熟悉新药质量研究流程、新药质量研究工作的设计、实验研究和资料汇编撰写；掌握药品注册法律、法规和申报程序。

According to the current research situation of biomechanics in eurythmics、developing trend of biomechanics and development requirement of eurythmics,this paper analyzes the application and developing trend biomechanics in eu- rythmics,though spoils biomechanics and experimental study method,in order to offer theoretical reference for sports practice of eurythmics.

运用多种运动生物力学的理论力学和实验研究相结合的方法，对艺术体操运动中的多个领域进行分析和研究，是运动生物力学在艺术体操运动项目中的研究发展趋势，以期为运动生物力学如何更好地结合艺术体操专项特点为艺术体操运动实战服务提供借鉴。

Three topics were discussed:(1)Mechanisms of coagulants and flocculen t,and the experimental methods of process study;(2)Development of coagulants and flocculent;(3)Researches on improvement of coagulants and flocculent efficiency, process optimization and on-line monitoring and controlling as well.

文摘：分三部分论述了90年代以来国内外混凝剂和絮凝剂研究的主要进展：1混凝、絮凝的微观机理及其行为的研究成果和实验研究手段；2混凝剂和絮凝剂的开发；3混凝和絮凝方法在废水处理中的净化效率的提高、条件优化和在线监控等。

Especially, there is only some research on compilation of statistics and probability in mathematics textbooks for elementary schools in foreign nations, and which is still on the inchoative stage in China.

关于小学数学"统计与概率"的编写和实验研究在国内刚刚起步，国外相关研究也较少，可见本文的探索是富有新意的，且这一研究对我国正在进行的小学数学课程改革有一定的参考和借鉴价值。

But we don't care about Battlegrounds.

但我们并不在乎沙场中的显露。

Ah! don't mention it, the butcher's shop is a horror.

啊！不用提了。提到肉，真是糟透了。