原理

Based on the rapid development of Close-range photogrammetrical and laser-scanning technology, this paper presents some demerits of traditional Close-range photogrammetry, demands for the real-time photogrammetry at present, as well as the personal investigation in the theories of laser-scanning and the technologies about step-by-step generator and manipulating console.

本文针对近景摄影测量和激光扫描技术的发展，分析了传统近景摄影测量存在的问题和当前对实时摄影测量的需求，深入地研究了三维激光扫描的基本原理和实现其基本原理的关键技术。

The principle and three adding methods of additives carbon for elevating utilization rate of electrode materials were introduced;The forming methods of barium plumbate membrane for preventing corrosion of positive electrode grid were analyzed;The effect and principle of additive calcium sulfate for improving the high rate discharge performance of VRLA batteries were reported.

综述了电极和电解液一些添加剂的作用及其在阀控铅蓄电池中的应用情况；介绍了提高电极活性物质利用率的添加剂的3种添加方法和原理；分析了防止正极板栅腐蚀的添加剂在板栅表面形成铅酸钡膜的3种方法；报道了硫酸钙添加剂在改善高倍率放电性能方面的效果和工作原理。

A kind of quantitive weighing method for marine product was introduced.

介绍了一种海产品定量称量方法，阐述了该方法的工作原理及控制原理，并简单分析了软件设计流程。

Operation principle of the 2×2 and 4×4 optical switches based on the two-facet reflective mirrors and micro electromagnetism actuator is introduced; N×N optical switch matrixes consisting of the 2×2 and 4×4 optical switches are designed based on Benes networking; the rearrangeable non-blocking feature of 4×4, 8×8 and 16×16 optical switch matrixes and their routing algorithm are analyzed by using the principle invented by Euler in Knigsberg Bridge Problem.

介绍了使用双面反射镜的2×2， 4×4光开关的集成光路设计和工作原理；采用Benes网络，以2×2和4×4光开关为基本单元的N×N光开关器件的整体结构，并根据&一笔画&原理，分析了4×4， 8×8和16×16光开关矩阵的可重排无阻塞特性和光开关矩阵的光路选择算法。

Based on the characteristics that the course " construction and principle of autocar engine " had high practical, the form of the practice of removement and installation, the trinity of scene teaching and multimedia teaching were taken.

根据汽车发动机构造与原理是汽车系一门实践性很强的课程特点，采取拆装实习、现场教学与多媒体教学&三位一体&的教学形式，将发动机结构、原理、拆装、运用、调整的教学内容进行有机的&五合一&，注重学生平时的能力和技能的培养，实行&理论+实践+创新&相结合的考试方式，有效地调动了学生学习的积极性，取得了较好的教学效果。

Firstly, this paper based upon coordinate transformation in vector space, the resolution principles of ship's swinging in three rotative axes of a hull – mounted array sonar are developed. The analytical results are used as the rules to control and stabilize the attitude of the array sonar so as to isolate the swinging of the ship.

本文首先根据矢量空间坐标变换的原理，分析了船舶摇摆运动在声纳基阵转动轴上的分解原理，得出了控制和稳定声纳基阵姿态不受船舶摇摆影响时所需的控制规律。

The matrix equation of the sectorial coordinate has been deduced by making use of the graph theory and energy principle after creating the graph model of the box girder section.

利用图论的基本原理建立箱梁断面的图论模型，并结合能量原理，推导出求解扇性坐标的矩阵方程。

Because how to improve the measurement accuracy of CT parameters is the key of low voltage method, the paper in detail introduces the electronic parameters measurement circuit, furthermore,the needed digital sinal source ,CT ratio measurement circuit ,the way of digital sampling ang sinal processing are emphasized in the paper.

文中详细介绍了CT 内部参数的测量原理及实现方法。在其中着重讨论了校验仪中所需的高精度测试信号源及变比测量电路的原理和实现、数字采样技术及数据的分析处理方法。

According to the basic principles of Communist Manifesto,Sinification of Marxism is Sinification of "general principles" of Marxism.In Sinification of Marxism,it is essential to clarify the economic,political and culture conditions of its theoretical object.

从《共产党宣言》所阐述的基本原理来看，马克思主义中国化指的是马克思主义&一般原理&的中国化；马克思主义的中国化，必须明确理论对象具体的&经济条件、政治条件&和文化条件问题。

LI DA"s socialism view is produced in the process of LI DA"s observation, analysis and solvement of China"s practical problems through LI DA"s usage of Marxist scientific socialism"s basic principles. It is the result of the combination of the scientific socialism"s basis principles and Chinas reality. It has rich content and it makes a scientific explanation about what is socialism, how to realize socialism and the contradictions of the socialist society as well as how to build socialism in China.

李达社会主义观是李达运用马克思主义科学社会主义基本原理来考察、分析、解决中国实际问题的过程中产生的，是科学社会主义基本原理同中国实际相结合的产物，它有着极其丰富的内容，对什么是社会主义，怎样实现社会主义，社会主义社会的矛盾以及如何在中国建设社会主义等问题都做了科学阐述。

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。