外研版（三起）（2012）小学英语六年级下册Module 8 Unit 1 Why do you have cups on your heads$%Module 8 Unit 1 Why do you have cups on your heads$%课件(2)

外研版（三起）（2012）小学英语六年级下册Module 8 Unit 1 Why do you have cups on your heads$%Module 8 Unit 1 Why do you have cups on your heads$%课件(1)

8－1 回转件平衡的目的 8－2 回转件的平衡计算 8－3 回转件的平衡试验

外研版（三起）（2012）小学英语六年级下册Module 8 Unit 1 Why do you have cups on your heads$%Module 8 Unit 1 Why do you have cups on your heads$%教案(1)

8-1 LED 显示器接口 8-2 键盘与单片机接口 8-3 D/A转换器接口 8-4 A/D转换器接口

外研版（三起）（2012）小学英语六年级下册Module 8 Unit 1 Why do you have cups on your heads$%Module 8 Unit 1 Why do you have cups on your heads$%教案(7)

外研版（三起）（2012）小学英语六年级下册Module 8 Unit 1 Why do you have cups on your heads$%Module 8 Unit 1 Why do you have cups on your heads$%教案(6)

§8-1组合变形和叠加原理 (Combined deformation and superposition method) §8-2拉伸(压缩)与弯曲的组合 (Combined axial and flexural loads) §8-3偏心拉(压)截面核心(Eccentric loads &the kern (or core) of a section) §8-4扭转与弯曲的组合 (Combined torque and flexural loads)

外研版（三起）（2012）小学英语六年级下册Module 8 Unit 1 Why do you have cups on your heads$%Module 8 Unit 1 Why do you have cups on your heads$%教案(5)

外研版（三起）（2012）小学英语六年级下册Module 8 Unit 1 Why do you have cups on your heads$%Module 8 Unit 1 Why do you have cups on your heads$%教案(4)