下图是生物小组的同学们课下用两片长方形的木板(1和2)、两条松紧带(3和4)和一颗螺丝(5)制作的肌肉牵动骨运动的模型.请观察后回答问题: (1)(1)请根据图中虚线箭头方向判断,此
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/12 01:16:54
![下图是生物小组的同学们课下用两片长方形的木板(1和2)、两条松紧带(3和4)和一颗螺丝(5)制作的肌肉牵动骨运动的模型.请观察后回答问题: (1)(1)请根据图中虚线箭头方向判断,此](/uploads/image/z/8580268-28-8.jpg?t=%E4%B8%8B%E5%9B%BE%E6%98%AF%E7%94%9F%E7%89%A9%E5%B0%8F%E7%BB%84%E7%9A%84%E5%90%8C%E5%AD%A6%E4%BB%AC%E8%AF%BE%E4%B8%8B%E7%94%A8%E4%B8%A4%E7%89%87%E9%95%BF%E6%96%B9%E5%BD%A2%E7%9A%84%E6%9C%A8%E6%9D%BF%EF%BC%881%E5%92%8C2%EF%BC%89%E3%80%81%E4%B8%A4%E6%9D%A1%E6%9D%BE%E7%B4%A7%E5%B8%A6%EF%BC%883%E5%92%8C4%EF%BC%89%E5%92%8C%E4%B8%80%E9%A2%97%E8%9E%BA%E4%B8%9D%EF%BC%885%EF%BC%89%E5%88%B6%E4%BD%9C%E7%9A%84%E8%82%8C%E8%82%89%E7%89%B5%E5%8A%A8%E9%AA%A8%E8%BF%90%E5%8A%A8%E7%9A%84%E6%A8%A1%E5%9E%8B.%E8%AF%B7%E8%A7%82%E5%AF%9F%E5%90%8E%E5%9B%9E%E7%AD%94%E9%97%AE%E9%A2%98%EF%BC%9A+%281%29%EF%BC%881%EF%BC%89%E8%AF%B7%E6%A0%B9%E6%8D%AE%E5%9B%BE%E4%B8%AD%E8%99%9A%E7%BA%BF%E7%AE%AD%E5%A4%B4%E6%96%B9%E5%90%91%E5%88%A4%E6%96%AD%2C%E6%AD%A4)
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