1) pole marks
极标
2) Polar coordinates
极坐标
1.
The application of polar coordinates in the transition curve;
极坐标在缓和曲线中的应用
2.
Path Planning Based on the Polar Coordinates,Grids,and Fuzzy Controller;
基于极坐标、栅格和模糊方法的路径规划
3.
Calculation method of the skew bridge in the polar coordinates;
斜交桥极坐标系下的计算方法
3) polar
[英]['pəʊlə(r)] [美]['polɚ]
极坐标
1.
The study of machining cam in polar coordinates;
极坐标法加工凸轮的研究
2.
Study on the Control System and Movement Control of Polar Coordinate NC Machine;
极坐标式数控机床的控制体系及运动控制研究
3.
Under the control of MCS-51 SCM (single chip machine), the polar coordinates are used in the common milling machine to complete the machining of cam whose precision is ±0.
在普通铣床上使用极坐标法,在MCS-51单片机控制下,完成精度±0。
4) indexes of the data-ranges
极差指标
5) polar coordinate method
极坐标法
1.
A method of measuring contrate involute errors of double gears, gear shapers and gear shavers on the CZ450 gear integrated error tester using the polar coordinate method is introduced.
介绍了在CZ45 0齿轮整体误差测量仪上利用极坐标法测量双联齿轮、插齿刀和剃齿刀的端面渐开线齿形的方法 ,从而扩展了CZ45 0的测量功能。
2.
A polar coordinate method for determining all the points on the sectional line in the expansien figure of curved surface,is presented in the paper.
本文提出在曲面体表面的展开图中确定截交线上各点位置的极坐标法,从而克服了直角坐标法中实际放线时由于画垂直线或平行线而产生人为的偏差,而且便于在现场实施。
3.
It also discussed how to implement road construction survey and staking-out using polar coordinate method.
并对如何利用极坐标法进行道路施工测量放样作了论述。
6) polar coordinate system
极坐标
1.
Research on motion control of machine tools with polar coordinate system;
极坐标式数控机床的运动控制研究
2.
Calculate magnetic field by using polar coordinate system;
极坐标法计算一类载流曲线的磁场
3.
In this paper,the general solution for plane problem of elastic mechanics in polar coordinate system is deduced by separate variable method.
用分离变量法推导出极坐标弹性力学平面问题的一般解,给出了问题的解答全貌,为解决各种具体问题提供了理论基础。
补充资料:“质子-电子偶极-偶极”质子弛豫增强
“质子-电子偶极-偶极”质子弛豫增强
物理学术语。原子核外层中不成对的电子质量小,但磁动性很强,可使局部磁场波动增强,促使氢质子弛豫加快,从而使T1和T2缩短,这种效应即为PEDDPRE。过渡元素和镧系元素大部分在d和f轨道有多个不成对电子,所以其离子往往具有PEDDPRE,可用来作顺磁性对比剂,如钆(Gd)。Gd在外层有7个不成对电子,具有很强的顺磁性。
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