set square with various angles and measurements marked, educational, set square triangle isolated on a white background, Science and education, Ruler set for school, Geometry mathematics

set square with various angles and measurements marked, educational, set square triangle isolated on a white background, Science and education, Ruler set for school, Geometry mathematics
  • 素材ID：1396658217
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  • 格式：MOV
  • 时长：00:11
  • 作者：Watthana Tirahimonch
  • 最大分辨率：3840 x 2160px
关键词
教学教师测量数学几何图形体系结构固定长度测量精度大学直尺教育学习工程比例尺方块字元素三角形起草厘米学校设备技术角片施工物理编号几何图形教育仪表线学位英寸建筑标记形状科学

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