| 释义 |
DEFINITIVE EXAMPLES 权威例句〔VP〕Variable pitch.可变螺距美国传统〔pitch〕The distance between two corresponding points on adjacent screw threads or gear teeth.螺距：两个相对应的点或相邻的螺钉之间的距离美国传统〔pitch〕The distance traveled by a machine screw in a single revolution.螺距：机器螺旋转动一次所用的距离美国传统 |