论述

In this paper, based on the analysis of the structure, movement principle and math model of PMSM, fundamental theories of vector control, coordinates transform and algorithm of space vector PWM are introduced and PI control, speed and position calculation methods are discussed.

本论文在分析了PMSM的结构、运动原理及数学模型的基础上，系统地阐述了PMSM交流伺服系统矢量控制的基本原理、坐标变换方法及空间矢量脉冲宽度调制波的生成算法，论述了PI控制算法和速度位置计算方法。

But the method presented is not only capable of the coplanarity measurement of the BGA, but also all other SMT chips, in which exist the coplanarity problems.

但应该指出的是，本文所论述的方法不仅仅可以用于BGA共面性的测量，也可以对其它同样存在共面性问题的表面安装芯片进行检测。

In chapter two, firstly, we systematically investigated the self-assembly of diblock copolymer melts in the bulk.

在其后的章节中，对我们的研究工作做了逐一论述。

To understand the "big-way" would mean the meaning of the research methods of the most important thing is take notice of "copulative" This exposition of the "original meaning" is referring to.

要了解"大恒"的意义、涵义，在研究方法上最重要的，是应注意《系辞》这段论述之"本义"之所指。

This article discussed the corelation between language,culture and college English teaching,and discussed probable approaches and strategies on culture learning in college English teaching.

论述语言、文化及大学英语教学三者之间的关系，对如何加强大学英语教学中的文化学习提出了方法与策略。

3" And "Pictures Etudes,""Corelli Variations on a Theme." The third part of the "Paganini Rhapsody theme of creative background and style features were analyzed and discussed, In particular, is the melody of the song features, and sound features, the intensity of change, Musical Structure of the four aspects of a more in-depth analysis

第三部分对《帕格尼尼主题狂想曲》的创作背景和风格特点进行了分析和论述，尤其是对该曲的旋律特点、和声特点、力度变化、曲式结构等四个方面作了较为深入的剖析

In this paper, Intelligent Corn Information Processing System was designed and developed.

本文论述了智能化玉米信息处理系统的设计和构建过程。

This paper takes time as the main line to describe the history of development of the state-owned railway and the joint venture railway in the Inner Mongolia, and divides the development process into three stages and draws maps for each stage. It also takes the longest joint venture railway-JiTong railway as the mail part and describes its preparation, construction, operation and performance of corporational process and also explores the problems of the entire process.

本文以时间为研究主线详细叙述了内蒙古自治区境内国有铁路和合资铁路发展的历程，并首次将内蒙古铁路发展过程分为三个阶段且每个阶段都通过铁路网图描述；以我国营业里程最长的集通铁路为研究主体，详细论述集通铁路筹备、建设、运营业绩以及集通铁路有限责任公司的企业化过程，将其运营历程分为两个阶段和一个至高点，并探讨整个过程中取得的成绩和存在的问题。

Based on the wide concerns about the Integrated Social Emergency Response Communications Systems,this paper mainly discusses the development strategies for digital trunking and emergency communications in China. The establishment of the state /province/city level integrated emergency response communications systems is very important. The plan and implementation of new generation Integrated Emergency Response Systems following the concepts of NGN and 3G evolution should be taken into consideration, The relationship between public networks and IERS should be correctively dealt with and actively coordinated. Besides, it is involved how to accelerate technology innovation, open correlative standards and interfaces, and promote effective interconnection and interoperation for operators and users to gain maximum benefits.

文章在论述目前广为关注的社会应急联动通信系统的基础上，探讨了中国数字集群及应急通信的相关发展策略，如有关国家/省/城市级应急联动通信的重要性，如何基于NGN及3G演进概念规划与建设新一代应急联动通信系统，如何正确处理与有机协调公众网络与专网应急联动通信之间的关系，如何加速技术创新，如何开放相关标准与接口、促进有效互联互通、维持多厂商环境下运营商及用户利益最大化等。

In Chapter 2, the background of some technologies which are correlative with the research subject is briefly discussed.

第二章从家庭网络的定义展开论述，详细分析了与本课题相关的技术背景。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。