Based on the analysis of industry helical motion, spiral motion model is established, and a "total error" concept is proposed for its error analysis.
本文在对工业螺旋运动理论分析的基础上，建立了螺旋运动的数学模型，并对其误差进行了分析，提出了螺旋运动“全误差”的概念。
The analytical method for predicting the hovering rotor wake is described to investigate the motion of the helical tip vortex.
用文中描述的尾流分析方法研究了螺旋尖涡的运动。
Any linkage which contains a screw pair, for example, is a spatial mechanism, since the relative motion within a screw pair is helical.
举例子，任何含有螺旋副的连杆机构，由于它的相对运动是螺旋线形的，因此是空间的机构。
应用推荐