| 1. | Design of pll frequency synthesizer by the method of extreme value phase margin
锁相跳频源的极值相位裕量设计法 |
| 2. | Using fine grain for precision grinding with small stock - removal reservation
研磨裕量不大而且需要精密的修饰时用细粒 |
| 3. | Using 10 - 30 of coarse grain for better efficiency and the bigger reservation of stock - removal
以效率为主且研磨裕量大的粗研磨时用1o 3o的粗粒 |
| 4. | Reservation of stock - removal , and precision required and grinding efficiency with the method of grinding operation
研磨裕量以及所要求的精度和修饰效果研磨作业的方式 |
| 5. | The results indicate that the natural frequency of vibration of multispan stone arch bridge is closely packed and it has adequate safety allowance
研究结果表明，多跨度石拱桥作为一个整体，其自振频率较为密集，桥梁具有足够的安全裕量。 |
| 6. | The induced draft fans in guodian shizuishan power - generation co ltd , ningxia hui autonomus region , have excessive large margin , low operation efficiency , and high power consumption
摘要国电石嘴山发电有限责任公司引风机裕量过大，风机运行效率低，电耗高。 |
| 7. | Now , designs of mechanical engineering are changing from traditional method of safety coefficient to the method of combining mechanics analysis with probability analysis
目前机械工程设计处于变革时代，正由传统的“安全系数”保障强度裕量的设计朝向以力学分析和概率方法相结合的可靠性设计演进。 |
| 8. | Lead error would be occurred during process thread by nc lathe . aiming at this issue , accurate thread excess was calculated . this way is simple and effectiveness in practice
摘要用数控车床加工精密螺纹时，在开始段和结束段会出现导程误差。针对这个问题，进行了准确的螺纹裕量计算。在实际加工中，简单易行，效果良好。 |
| 9. | Establishing finite element method pattern analyzed stress and deforming of main parts of impeller and improved the structure of impeller from reducing the concentration of stresses and the abundance of intension
摘要通过建立有限元分析模型，对叶轮的主要零部件进行应力、变形分析，据其结果考虑减少应力集中和强度裕量，改进叶轮结构。 |
| 10. | The quantitative relationship between the corrosion residual life and corrosion rate , variation coefficient , corrosion allowance and reliability is built up , and equations for calculating the corrosion residual life are derived
初步建立了腐蚀剩余寿命与腐蚀速率及变异系数、腐蚀裕量、可靠度之间的定量关系，得到了确定腐蚀剩余寿命的计算公式。 |
