spiral method meaning in English

螺旋法
螺旋破裂面法

Rubber - determination of free sulpher - copper spiral method
橡胶游离硫的测定铜螺旋法
In this paper , the p - vector method which is based on - spiral method and thermal wind relation is used and a good result is obtained , which indicates the p - vector method can be used in the large - scale ocean area and invert the current system well
这表明了基于螺旋方法和热成风关系建立起来的p矢量方法是可行的；该方法在大洋海区有较好的适用性，并能得到较好的诊断结果。
Based on the cubic spiral method proposed by y . j . kanayama in 1997 , an improved method for joining cubic spirals with straight lines is being studied now . this novel method will amend some drawbacks of the original one and be extended to suit the mobile robot with both forward and backward motion abilities
我们运用直线和三次螺旋线为规划基础,改进y . j . kanayama于1997年提出之三次螺旋线轨迹规划法的诸多缺失,并且能够进行单向或双向(具有倒退机能)的轨迹规划问题。