1.
Every contraction can be extended to a partial isometry.
每一压缩算子能被扩张成一个部分等距算子。
2.
Portions of wall less than 10 ft (3 m) (measured horizontally) from any part of a system shall have a fire-resistance rating of at least 1 /2 hour.
距离系统小于10英尺（水平测量）的墙的任何部分应该有至少半小时的防火等级
3.
Notice that the energy eigenvalues are not equally spaced.
注意，这些本征值并不是等距离分布的。
4.
Theorem of the Modulus of Continuity of Levy under the Condition of Weighted Sum that Averages Interval Segments;
等间距分段加权和的Lévy连续模定理
5.
Numerical simulation of 3D turbulent flow in equality screw-pitch Inducer
等螺距诱导轮的理论分析与数值模拟
6.
The Analysis on Economic Disparities and Their Reasons of Three Belts in China;
我国东中西部经济差距及其成因分析
7.
Research on the Economic Disparity and Impact Factor in Western China
西部地区经济差距与其影响因素分析
8.
equivalent focal length
当量焦距，等效焦距
9.
Problems of Optimal Equal Interval of Exponential Distribution Based on Grouped Data;
分组数据在指数分布场合下的最优等间距问题
10.
The brisket is deep, reaching down to the elbows; the depth of the body at the lowest point of the brisket equals half the height of the dog at the withers.
胸相当深，胸深达到肘部；身体深度即胸部最低点到马肩隆的距离等于马肩隆到地面距离的一半。
11.
This half of the country is worlds apart from the rural western provinces.
这部分地区与西部农村存在着很大的差距。
12.
Disparity Analysis of Urban Residents Consumption Of the Middle and the East of China
中部和东部地区城镇居民消费的差距分析
13.
The Analysis of the Western Talent Gap and the Measures of Training and Developing Talent;
东西部人才差距分析与西部人才培养对策
14.
(geometry) a ratio describing the shape of a conic section; the ratio of the distance between the foci to the length of the major axis.
描述圆锥曲线部分形状的比率；长轴长度与焦距距离比。
15.
It can seems from fig.rignt, the creepage distance of add shed part exceed porcelain shed is increasing creepage distance.
从右图可知，超出瓷裙以外部分的爬距是新增的爬距。
16.
Urban-Rural Gap:Analysis and Solutions;
“十五”期间北京城乡差距与农村内部差距分析及对策思路
17.
wide difference of feelings or interests between people,groups,etc
（人、团体等的情感或利益的）巨大差距,分歧
18.
A method of Isomix Classification of Remote Sensing Digital Image ang its Application
遥感数字图像等混合距离分类及其应用研究