1.
a line enclosing a plane areas.
围绕一些平面区域的线。
2.
An approach of partitioning a kind of plane field into a group of rectangular field is discussed.
讨论划分一类平面区域为一组矩形域的方法。
3.
The Calculation of the Areas of Plane Regions Bounded by Curves Given by Parameter Equations;
参数方程表示的曲线所围平面区域面积的计算
4.
A planar region bounded by a circle.
圆形区，圆形空间被圆所包围的一个平面区域
5.
The extent of a planar region or of the surface of a solid measured in square units.
面积以平方单位度量的平面区域或固体表面的大小
6.
Research on the Algorithm of Finite Element Riangle Mesh Generation in Planar Area;
平面区域有限元三角网格剖分算法研究
7.
Application of the Method of the Mininum Zone of the Planoality on the Examine Cast Iron Planetable;
平面度最小区域法在铸铁平板检测中的应用
8.
The line of intersection, inward concave and shallow area of curved surface are the difficult points in curved surface machining.
曲面交线、面内凹区域及曲面中浅平面的加工是曲面加工中的难点。
9.
Research on the Building of Regional Platform for Innovation Oriented by Regional Development: A Case Study of Shaoxing;
面向区域发展的区域创新服务平台构建研究——以浙江省绍兴县区域创新服务平台为例
10.
(geometry) the area created by a plane cutting through a solid.
几何学中，固体被平面截断后显示出的区域。
11.
Study on the Methods of Refining the Regional Quasi-geoid on the Basis of CQG2000
以CQG2000为平台的区域似大地水准面精化方法研究
12.
An Evaluation Method for Flatness Error Based on Region Searching
一种基于区域搜索的平面度误差评定方法
13.
Computational Geometric Evaluation Algorithms for Minimum Zone Flatness
最小区域平面度的计算几何评定算法研究
14.
Decadal Variability and Regional Characteristics of Global Sea Level During the 20th Century
20世纪全球海平面年代际间变率及区域特征
15.
Regional Bureau for Asia and the Pacific
亚洲及太平洋区域局（亚太区域局）
16.
Regional Trade Differentiation and Imbalanced Development;
区域贸易差异与区域不平衡发展研究
17.
Going even lower, there is a more subtle, scattered, and more medially distributed region of abnormally high signal.
在向更低的平面，可以看到异常高信号散落分布在一些细小区域。
18.
An area more than 650 meters wide showed evidence that people had once lived under the surface.
一块超过650平方米范围的区域显示曾有人在表面下的地方生活过，