reference net

It is proved that precision test of measuring point in plane net should be carried out and short reference line with low precision in three-dimensional un-forbidding adjusting error should be kept.

该GIS工程证实，应对平面网的起算点进行精度检测和保留三维无约束平差中精度较低的短基线。

NET application model will be a reference for other type of enterprise-level application development.

NET的 三层架构设计思想对其它类型的企业级应用程序的开发也具有一定的借鉴意义.

to use the modeling character of reference net, this paper modeles and analyzes the business process of goods-transport station by simulation, and the result of simulation can forecast the actual runt state preferably.

利用Reference Net的建模特性，对货运车站业务流程进行了建模与模拟分析，其模拟结果能较好地预测该流程的实际运行状况。

The purpose of this paper is to analyze and explore the regular patterns of the net assets income rate change so as to provide some reference for related research.

本文旨在分析和探讨净资产收益率变动的规律，以为相关研究提供思路。

A new concept of regional No-Net-Rotation ( NNR) reference frame for researching crustal movement is proposed. The GPS data observed in Chinese mainland and the surrounding areas is processed by use of this reference frame and a new crustal movement velocity field is obtained.

提出了在地壳形变研究中区域无整体旋转基准的概念，并用区域无整体旋转基准对中国大陆及周边地区的GPS观测数据进行了处理，给出在该基准条件下区域地壳运动速度场。

In addition, calculating operation cost method and analysis the shied construction cost; the process of the calculation and the data of the net cost can give reference to the shied construction company on controlling the cost and submitting a bid.

此外，针对盾构施工成本进行了详细的作业法计算和分析，本次计算过程和成本数据可以为一般盾构施工企业成本控制和投标提供参考。