钟面模型供小学数学教学演示时、分、秒之间的关系。
J301 The surface of the Clock Model
It is used to demonstrate the relationship among the hour, minute, second.
服务热线:13094168348
钟面模型供小学数学教学演示时、分、秒之间的关系。
J301 The surface of the Clock Model
It is used to demonstrate the relationship among the hour, minute, second.
所在地址:湖北省当阳市坝陵街道办事处车站路与翼德路交叉口
版权所有: 当阳市鑫科教学仪器有限公司 网站备案:鄂ICP备19014830号-1 电话:13094168348 传真:0717-3222416