... pyramid of growth ==> 生长棱锥体 pyramid of the first order ==> 初级棱锥体 pyramid ratios ==> (进行财务比率分析的一种方法)金字塔形比率 ...
基于22个网页-相关网页
Based on the screw theory, the first-order effect coefficient matrixes of a 3-upu parallel pyramid mechanism under initial position and movement along X-coordinate axis are established.
采用螺旋理论，首先分别建立了3 - UPU并联角台机构在初始位形下和沿x轴方向发生移动后的一阶影响系数矩阵。
youdao
应用推荐
模块上移
模块下移
不移动