比较原理

The technique and economic comparison between it and the technique of preparing hydrogen gas by water electrolyzation was carried out.

张玫概要阐述了甲醇裂解制氢的原理及其在山梨醇生产中的应用，并与水电解制氢进行了技术经济比较。

In this paper, the principle of design is described and the transverse distribution of electron concentration in the laser tube is discussed theoretically.

阐述了这种激光器的设计原理，理论上讨论了激光管内电子浓度的横向分布，实验研究了它的工作特性，并与仅用辉光放电激励的情况进行比较。

In order to justify the efficiency during the water elutriation process of separating ceramic inclusions from FGH95 alloy powder, the maximum theoretical and experimental size of FGH95 powder elutriated was compared at different water flowing velocity.

摘 要：通过对水淘析法的原理分析，运用流体力学中的摩擦数群法确定了以陶瓷夹杂物在水中的沉降速度来确定水流速度，及在确定的水流速度下，所能淘析出的FGH95合金粉末的最大尺寸；并以比较淘析出的FGH95合金粉末的实际最大尺寸与理论最大尺寸，考察了水淘析法分离FGH95合金粉末中的陶瓷夹杂的有效性。

In automobile electrical check process,frequently can meet exchanges the situation which the new fuse blows a fuse immediately,moreover these breakdowns processing and the inspection quite are generally complex,The automobile services and drives the personnel frequently to be unable to inspect,The partial personnel even use replace a larger capacity fuse to replace,Has created a bigger harm,Serious also can create the fire equipollent major accident,This article from inserts the fuse is the fuse principle analysis obtains,Key introduction overhaul method and method,Thus is faster accurately looks up the breakdown reason and the spot.

在汽车电路检查过程中，经常会遇到换上新的保险丝立即熔断的情况，而此类故障的处理与检查往往比较复杂，汽车维修与驾驶人员常常无从入手，有的甚至采用更换更大容量的保险丝代替，造成了更大的电器损害，严重的还会造成火灾等重大事故。本文从插保险丝即熔断的原理分析入手，重点介绍检修的方法和手段，以便更快速更准确地查到故障原因和部位。

Based upon comparison of working principles of traditional expansion bolt and flat head inner expansion bolt the installation process of GRC is discussed.

介绍了GRC构件的特点及操作中易出现的问题，比较了传统膨胀螺栓和平头内膨胀螺栓的使用原理，探讨了GRC的安装过程，明确了GRC构件的重点控制要点，确保GRC工程的耐久性。

This paper briefly discusses the history and principle of screw extruder.

简述了螺杆挤压机的历史、工作原理；分析比较了单螺杆和双螺杆挤压机的结构特点。

By reviewing of the existing algorithms in CGE model, such as Scarf fixed point method, Newton-Raphson method, Tatonnement method, Johanson-Euler method, projected Lagrange method, genetic algorithm and simulated annealing algorithm, this paper expound each algorithm's principle and main problems, pointed out their respective strengths and weaknesses, and finally made a detailed comparative analysis.

本文通过对现有的求解算法进行综述，包括传统的Scarf不动点算法、牛顿迭代法、Tatonnement算法、Johanson-Euler法、投影拉格朗日算法，以及近期兴起的遗传算法和模拟退火算法，扼要说明它们的求解原理及存在的问题，指出各自的优缺点并作了详尽的比较分析与探讨，对于致力于推进CGE建模与仿真求解技术瓶颈突破的研究者们具体重要的参考意义。

The developing principle of MB gypsum fine foamer which takes compound honey-locust abietic acid anionic surfactant as principal composition,is analyzed in theory.

从理论上分析了以复合型皂角松香酸类阴离子表面活性剂为主要成分的MB石膏微发泡剂的研制原理，详细研究了MB微发泡剂在石膏料浆中的起泡条件、起泡性能及其对硬化后的建筑石膏物理力学性能的影响，MB微发泡剂与现有发泡剂的性能比较，MB微发泡剂在纸面石膏板中的应

First, we discuss the MVC patent. Summing up the design patents and design methods of frame work.

对当前流行的Web开发框架Struts和Tapestry的实现原理和特点作了分析和比较。

By use of the method of integral equation, the second kind Fredholm's integral equation was deduced to solve the interaction factors of pile-pile, pile-soil and soil-soil. Using the principle of superposition, the piled raft foundation was calculated. The validity of the proposed method was verified through comparison with solutions obtained using other methods by existing theories of elasticity.

采用积分方程法推导出求解桩－桩、桩－土和土－土间相互作用系数所需要的第二类Fredholm积分方程，利用叠加原理对桩筏基础进行计算分析，通过与常规弹性理论方法计算结果的比较验证了本文方法的正确性。

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。