查询词典 experimental design

Experimental Methods and Design: Archival surgically resected tumor biopsies from 100 patients with laryngeal cancer were selected.

实验方法和设计：选择100例手术切除的喉癌标本为研究对象。

Based on neural network methods, this article establishes neural network models which are about using valuable experimental data to assist the design of new experiments. It carries out simulation calculation, taking glucose plasma experiments as studying object, using the quantity of liquefied enzyme, liquefied time, the quantity of saccharifying enzyme and saccharified time as the network input, using DE value as the network output.

基于神经网络理论建立了利用已有的实验数据对新实验进行辅助设计的神经网络模型，并以制作葡萄糖浆实验为研究对象，定义液化酶加量、液化时间、糖化酶加量、糖化时间为网络的输入，DE值为网络的输出，进行了仿真计算。

Experimental results indicate that aim of the design is achieved, which satisfies the needs of teaching and scientific research.

实验研究结果表明，该方案实现了设计的目标，较好地满足了教学和科研的需求。

Three types of learning supports were designed accordingly, interpretative support that helped learners with knowledge access and the generation of integrative understanding, experimental support that scaffolded learners in the systematic and logical design of experiments, the prediction and observation of outcomes, and the drawing of conclusions, and reflective support that increased learners' self-awareness of the thinking and understanding processes and prompted their reflective abstraction and integration.

作者以实验方法集中考察了反省性支持的效应，结果表明，反省性支持在知识整合和变量控制技能等后测上具有明显的作用，这种学习支持应该成为模拟环境中的一个重要支持措施。

Usually, the experimental model is the basis of design of the curved objects and their dies. Auto measurement planing and constructing descriptive model with scatted 3D data for complex sculptured surface is a hot research subject in current.

本文在系统研究离散数据曲面造型方法的基础上，着重对具有复杂曲面外形零部件的测量、造型和数控加工中的若干关键技术问题进行了研究。

Through an experimental model, the whole of the design and the calculation of tensioned membrane structures is introduced, and the software developed by the authors research group is described.

本文以一实验模型为例，介绍了张拉膜结构设计计算的整个过程和作者参与开发的设计计算软

The research status of precast concrete structures at home and abroad was indicated. And then a kind of precast concrete frame, whose components are connected by post tensioned prestressing tendons, was introduced in detail. Based on experimental study and theoretical analysis, outline of the design approach of this kind of frame was obtained.

介绍了预制预应力混凝土结构在国内外的研究现状，并着重介绍了一种采用通过后张预应力筋将预制构件连接在一起所形成的柔性连接预制框架结构，在对其进行试验研究和理论分析的基础上给出了设计过程中的一些要点。

The paper takes the steam turbine valve actutors and control systems as the object of study, and the fast valving of regulating valves in case of electrified wire netting failure plays an important role. The disadvantages of electro-hydraulic control systems for steam turbine available are discussed, and the principle of the new system and its design method are presented, experimental study and theoretical analysis results concerning the steam turbine electro-hydraulic control system based on the new combination principle are reported in this paper.

本文把汽轮机蒸汽阀门电液执行机构及控制系统作为主要的研究对象，尤其是针对于电网故障时，调节汽门快关控制问题进行了深入的研究，指出现有汽轮机电液控制系统存在的问题，在继承和总结前人研究的基础上，提出了汽轮机电液控制系统组成原理的新思想与系统设计的新方法，对基于这种新原理的汽轮机电液控制系统进行了系统的理论分析与试验研究。

After analyzing the properties of the crude volatilizing gas in overhead tank and the requirements of its recovery method,an effective way of recovering by natural gas through the matched multistage ejectors is proposed and in combination with the experimental results of two sets of systems under multiple operating mode,some main points of design and mana...

在分析了高架罐原油挥发气的性能特点及其回收方法的要求以后，提出了通过匹配式多级喷射器利用天然气进行回收的有效途径，并结合两套系统多种工况下的试验结果，给出了以方便工程应用为准则的匹配式多级喷射器的设计管理要领：全压缩比的分配，两级时，第一级约为第二级的 1.4倍；三级时，第一、二级应分别为第三级的 1.8倍和 1.3倍左右；设计点要选择在工作气体参数范围的下限或下限附近；整套系统串联的级数以 2～ 3级较为合适，一般不应超过 4级；在高架罐的耐压范围内，原油挥发气的压力越高对回收越有利

The experimental results show that the performance of variable air volume box is improved effectively through the combination of inverse system design method and quadratic optimal control.

逆系统设计方法与二次型最优控制技术相结合能有效地改进和提高变风量箱的控制品质和性能。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。