1) integral mean value theorem
积数指数
2) product of exponentials
指数积
1.
Discussed the screw theory and the product of exponentials (POE) formula used to solve the manipulator inverse kinematics problems.
讨论了用旋量和指数积公式计算PUMA类型6自由度机器人运动学逆解的方法。
3) exponential product
指数积
1.
For inverse singularity,the parallel robot is divided into several series mechanisms,and the Jacobins matrix of these series mechanisms is solved by the exponential product equation and proved to be .
对于逆奇异,将并联机构拆分成多个串联机构,由指数积方法求得其雅可比矩阵,并证明了机构逆奇异产生时的雅可比矩阵为奇异。
2.
In the paper, the exponential product formula based on screw theory is used, by which the kinematics formula and Jaco-bian matrix of serial open-chain manipulators made up of excavator s swing, boom, arm and bucket are developed, and the validity of the method is confirmed.
本文运用了基于旋量理论的指数积方法,推导出挖掘机回转装置、动臂、斗杆、铲斗多杆件组成的串联开链机构的运动学方程,求解雅可比矩阵,并验证该方法的有效性。
3.
Based on screw theory and exponential product method,the inverse kinematics of the passive and active joints of the 6-PRRS parallel robot was resolved.
利用旋量理论和指数积方法求解了6-PRRS并联机构主动关节与被动关节的位置逆解。
4) area index
面积指数
1.
Therefore, the observed rainfall and the relevant flood data of some rivers in Haihe River basin are analyzed, with which the area index scales of the flood volumes in different periods are obtained, which provide the project design with a reasonable basis.
为此,对海河流域部分河流实测降雨洪水资料做了分析,得出了不同时段洪量的面积指数范围,为南水北调中线工程设计提供了依据。
2.
Evidence suggests that on the basis of deviations in heights from zonal mean three area indexes are calculated for the Urals, Lake Baikal and Ehuocik areas, respectively,which can well express the daily evolution in intensity and position for the 1998 summer Eurasian blocking highs and bear close relationship wit.
结果发现 ,利用纬偏值作为基本量可以计算出乌拉尔山地区 ( 2 5～ 80°E)、贝加尔湖地区 ( 80～ 1 2 5°E)、鄂霍茨克海地区 ( 1 2 5～1 70°E) 3个区域阻塞高压的面积指数 ,该特征值能很好地揭示 1 998年夏季阻塞高压强度和位置变化的逐日演变特征 ,并且与我国 1 998年夏季降水的分布有重要的联系。
3.
The results could be match the index data of the typhoon area index.
(2)从台风温度距平值研究发现:台风在登陆前温度距平值达到最大,登陆后逐渐减少,其趋势与台风面积指数走势情况有相似性较强。
5) cumulative index
蓄积指数
1.
This paper put forward conception of cumulative index,.
以深圳城市森林小群落为例,研究群落个体数与直径、高度、物种数之间的结构相关性;选用10种多样性指数,分别以丰富度、均匀度、物种多样性的综合指数值和排序,描述和比较深圳城市森林小群落多样性差异和水平;提出蓄积指数的概念和群落综合指数K以及应用于多样性比较的方法;指出多样性分析应考虑胸径结构,树高结构,并统一可比性标准。
6) Crown volume index
冠积指数
补充资料：积数
1.累计的数目或数量。 2.指算术上二数相乘的得数。
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