1·The starlike torque graph is an effective method in analyzing the step running of rotatable step motor.
在旋转步进电动机的步进运动分析中，转矩星形图是一种比较有效的工具。
2·Geometry quality for these mappings can be obtained from these inqualities, and some sufficiency conditions for starlike mappings and spirallike mappings are given.
由此导出全纯映照本身的一些几何性质，并得到星形映照和螺形映照的充分判别条件。
3·A new kind of starlike polyether epoxy resin was synthesized and its structure and composition were characterized by the FTIR spectrum and the chemical analysis.
合成了一种新型星形聚醚环氧树脂，用以改善双酚a环氧体系的综合性能。用FTIR光谱和化学分析法，表征了其结构组成。