| 1. | Elements for electrical instrumentation . balance weight 电工仪表用零部件.平衡锤 |
| 2. | Research of the headstock movement alongside 向移动有无平衡锤的研究 |
| 3. | Automatically usting counter weight 自动调整平衡锤 |
| 4. | Fixed railway installations . signalling . wire transmissions . counterweights 铁路固定设备.信号装置.钢索传动.平衡锤 |
| 5. | A weight that acts to balance another ; a counterpoise or counterweight 衡重体能与另一个平衡的重量;衡重体或平衡锤 |
| 6. | Balance weight lever casting 平衡锤杆铸件 |
| 7. | Brake counter weight 制动器平衡锤 |
| 8. | Fixed railway installations . signalling . wire transmissions . readjusting devices . counterbalance lenses 铁路固定设备.信号装置.钢索传动.复位装置.平衡锤的振子 |
| 9. | The driving wheel of this locomotive is inside a frame . the out side of the frame has balance weight and rod 这sn型机车的车架是外框方式,动轮在车架的内部,平衡锤在车架的外部。 |
| 10. | According to elastic mechanics theory and langrage equation , the first order shape function dynamic equation of tension weight of belt conveyor is derived , and the four series of experienced formulas is established , which provide theoretical instructions for determining the location of tension weight and the depth of concealed pit . 1fig . , 2tabs . , 5refs 根据弹性理论和拉格朗日方程,导出了带式输送机平衡锤的一阶模态动力学方程,求出了4组便于估算平衡锤振幅的经验公式,该经验公式为平衡锤的静平衡位置及暗井深度的确定提供了理论指导.图1 ,表2 ,参5 |