1)  spherical sector
球心角体
2)  ball center
球心
1.
Technology named"theory of ball center"for ball screw manufacturing;
滚珠丝杠副制造中的“球心论”技术
3)  distance between centers of globes
球心距
4)  virtual sphere center
虚拟球心
5)  central error of spheres
球心误差
6)  Gnomonic projection
球心投影
7)  location of centre of a sphere
球心位置
8)  retarded center of sphere
滞后球心
9)  mental state at penalty shot
罚球心态
1.
In exciting and fierce match, good mental state at penalty shot play a very important role to decide whether win or lose the match.
在紧张激烈的比赛中,良好的罚球心态对比赛的胜负起着至关重要的作用。
10)  in center of a sphere
内球心
1.
This article through a set skillfully with the release lever and in the dial guage survey the center of a sphere position examination jig, introduced one kind of operation simple, the easy to operate, the survey direct-viewing in center of a sphere position examines the design process which has, this structure the center of a sphere position survey aspect has the big research value.
通过一套巧用杠杆及百分表测量内球心位置度的检验夹具,介绍了一种操作简单、使用方便、测量直观的内球心位置度检具的设计过程,此结构在内球心位置度测量方面具有较大研究价值。
补充资料：球心旋塞
分子式：
CAS号：

性质：又称球心旋塞，球心阀。是旋塞阀的变形，启闭件（球形栓塞）绕垂直于通路的轴线旋转的阀门。阀门体内装有球体栓塞，栓塞中开有圆形通道，与旋塞比较，除旋塞之优点外，它可用于压力或温度较高而口径较大的管路。

说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条