spirality meaning in Chinese

n.
螺旋形，螺状。

These standards are the minimum performance levels ( a maximum for dimensional stability and spirality ) required to ensure fitness for purpose , and are based on fabric type and end use
这些标准为保证达到目的并依据面料种类和用途所要求的最低性能标准（也为可量化的稳定性和纤维转曲度的最大值）。
A new type of mortar pump was designed , namely the commutative piston mortar pump , the spirality line of equal velocity was regarded as the contour line of the cam working , and the cam mechanism was analyzed of the movements
提出了一种新型的砂浆泵? ?互逆活塞式砂浆泵，采用等速螺线作为凸轮工作段廓线，并进行了运动分析。