As the ageing ChuJiao-6 no longer meets the PLAAF's requirements for pilot training, Nanchang Hongdu Aircraft Industry Group began to develop a second generation basic trainer aircraft in2006.

This paper introduces the recognition and application of the balance level, optical transit DJ6, full-station instrument and electronic balance level.

介绍了实验教学过程中对水准仪、光学经纬仪DJ6、全站仪、电子水准仪的认识和使用。

According to theoretical analysis, the mathematic model has been created which is the coordinate conversion between the ground transit instrument and airborne one, and the influencing factors of the system error have been analyzed and the simulation experiments have been done to prove it.

根据理论分析，本文建立了从地面光端机到机载光端机之间的坐标转换的数学模型，分析了系统误差的影响因素，并对其进行了仿真实验研究。

The methods for reduction results are discussed in our paper Especially, the improvment for the error of the azimuth depended on the working catalogue and the transit instrument has been discussed.

本文讨论了本星表的归算方法，并对中星仪的方位误差的改进提出了方案。这个方案已在陕西天文台的仪器上进行了实验，结果证明方位误差明显得到了改善。

The correction in right ascension of 508 stars determinated with PMO photoelectric transit instrument in 1980& 1985 to FK5 system is given in the paper.

本文给出了紫台光电中星仪1980&1985年的观测归算到FK5（J2000.0年）星表系统的508颗恒星的赤经改正。

The preliminary test observations for determining azimuth equations with a refitted transit instrument, which may be used to observe the stars in the meridian and.

把中星仪改装成在子午方向和卯酉方向都可以观测的仪器后，进行了测定方位差的试验观测。

The correction in right ascension of 508 stars determinated with PMO photoelectric transit instrument

紫台光电中星仪测定的508颗恒星的赤经改正

Determining the Profiles of the Stellar Image with Data of Photon Counts on Transit Instrument

利用子午仪光子计数观测资料计算星像直径

The Processing Method of the Mono lever Manipulator's Data Acquisition of the Transit Instrument Training Simulation System

经纬仪训练仿真系统单杆操纵器读值的处理方法

The Test Results of the Azimuth Equations Absolutely Determined with a Refitted Transit Instrument

用改装的中星仪绝对测定方位差的试验结果

Methods of Data Reduction for photon Counts with Transit Instrument

子午光子计数观测资料的处理方法

Different Culture Meanings in Trade Mark

商标中词的文化差异

Research of Binary Trade Mark Image Retrieval Method Based on NMI Invariable Feature

基于NMI不变特征的二值商标图像检索方法研究

The Survey on The Principal Problems of The Conflicts between Trade Mark and Name

商标与企业名称冲突基本问题探讨

Chapter One: the motivation of assimilation of the system of Trade Mark laws;

全文共分三章：第一章商标法律制度趋同化的动因；

On the Legal System of U. S. Domain and Trade Mark Infringement

美国域名与商标侵权冲突法律制度研究&《反网域霸占消费者保护法》对我国的启示

Discussion on the Brand and Trade Mark in Packaging

论产品包装中的商标与品牌

The essence of trade mark is identifying goods or services sources.

商标的本质在于标识商品或服务来源。

The trade mark helps to guarantee product quality and enterprise's prestige;

商标有利于保证产品质量与企业信誉；

Trade Mark Strategy in China After Entering WTO

中国入世以后的商标战略

On the Harmonization of TRIPS and Trade Mark Law of China

论我国商标法与TRIPS协议的协调