公制计量相关论文
Metric measurement of digitized shapes is commonly applied in optical measuring systems.In this letter,three shape-relat......
(一)复习要求1、这部分内容的复习,目的在于帮助学生掌握公制计量单位及其进率,名数的化聚和统计图表的制作.复习重点是名数的化聚......