查询词典 average distance

The labor force in the tertiary industry disperses from urban core to its edge area within a distance of 15 km; oppositely it has a centralizing trend to inner city out of a distance of 15 km, especially in exurban area.

第二、三产业从业劳动力的分布变动互不相同：第二产业主要表现为由中心城区向郊区扩散的较大范围的单向均衡化变动；第三产业从业劳动力空间分布的变动则相对更向中心城区集聚，表现为在距离市中心15km圈内由都心区向其边缘区扩散、15km圈以外地区特别是远郊区则反呈趋向中心城区的集中化变动。

This paper provides the analytic method to calculate the value of Green"s functions in space domain at the zero distance by the discrete complex image theory,that is ,to express the finite progressional sum of Green"s functions detained with DCIT into Taylor expansion and deduce the analytic expression of the singularities at the zero distance with the help of the specific subdomain base functions.

对此，本文在讨论采用离散复镜象理论计算空间域Green函数时，提出了采用该镜象理论计算空间域Green函数零距离处奇异值的解析方法，即，采用Taylor公式展开镜象理论得到的空间域Green函数的有限级数和形式，并结合特定的分域基函数来得到零距离处Green函数奇异值的解析计算式进行计算。

MAIN OUTCOME MEASURES: Spatial learning and memory, mean escape latency, times of passing through the platform point, swimming distance percentage of the first quadrant, and swimming distance percentage of the 20％ marginal area.

主要观察指标：空间学习记忆能力，平均逃避潜伏期，穿过平台次数，第一象限游泳距离百分率，20％边缘区游泳距离百分率。

Dlamp body is the floatable structure, horizontal distance ±20mm, vertical distance ±20mm.

钳体为可浮动式结构：水平浮动距离±20mm，垂直浮动距离±20mm。

"E" is chosen because of the flange focal distance (mount-to-sensor distance) of eighteen (18) mm.

选择"E"是因为卡口到传感器的法兰距是18mm。

Beginning with the talk about the basic factors of TV camera shooting-shooting distance and focal distance,the paper approaches the effect of appearance of picture in order to improve the quality of camera shooting.

本文从电视摄像最基本的要素摄距和焦距入手，探讨画面效果，以提高拍摄质量。

The variation of focal spot size with the spatial phase perturbation and propagation distance has been analyzed quantitatively.The results indicate that the radius of focal spot increases with the propagation distance if once the threshold condition fulfilled.

讨论了强紫外激光在空气长程传输中所产生的受激旋转喇曼散射效应对其聚焦光斑形态的变化，定量分析了焦斑半径随入射强紫外激光的空间相位畸变及传输距离的变化。

AAAA stands for a four- digit long-distance area code (long-distance area codes that have less than four digit s shall be left-align, the voids on the right to be filled with the number Zero).

其中， AAAA表示四位长途区号不足四位的长途区号，左对齐，右补零

In the Fox Terrier the distance from ground to chest should equal the distance from the chest to the withers.

对于刚毛猎狐更来说，自地面至前胸的距离要与自前胸至马肩隆的距离相等。

Results:(1)Distance between two funiculuses on upper edge of pubic symphysis is 65.96±0.42mm, distance between two womb round ligaments on upper edge of pubic symphysis is 64.62 ±0.54mm, two of them have large movement ranges, so firstly finding funiculus or womb round ligament and extending them before operation can protect them.

结果 ①耻骨联合上缘两精索间距为65.96±0.42mm，耻骨联合上缘两子宫圆韧带间距为64.62±0.54mm，两者活动度都很大，手术先找到精索或子宫圆韧带并向两侧牵开，即可保护。

A historical region of southwest France between the Pyrenees and the Garonne River. The duchy of Aquitaine was joined with France after the marriage of Eleanor of Aquitaine to King Louis VII in1137, but its possession was disputed after her subsequent marriage to Henry II of England.

阿基坦法国西南部一个历史地区，位于比利牛斯山和加隆河之间，在1137年阿基坦的埃莉诺与国王路易斯七世结婚之后阿基坦公国加入法国，但当她再嫁英国亨利二世后，其归属权便受到争议

There are moments when I look at the smiling , happy faces of my expectant staff and wonder how they will cope when confronted by an outraged housemaster along with an unrepentant and recalcitrant bleached blond teenager in 18 years ' time .

有时候，我看着那些满怀期待的员工微笑，幸福的脸，想着当他们遇到一位愤怒的宿舍管理员和一位不知悔改，叛逆，而且将头发染成白色的18岁少年时，他们会如何处理。