| 1. | The rotor of roots blower is the key component relate to the noise
罗茨风机的转子是影响噪声的关键零件。 |
| 2. | Gearbox is the key components in the automobile , and the case is key part in the gearbox
汽车变速器是汽车的关键部件之一,而变速箱壳体又是变速器中的关键零件。 |
| 3. | Crank of internal combustion engine is one of key components of powerplant of motor , train , ship and so on traffic equipment
内燃机曲轴是是汽车、火车、船舶等交通运输设备的动力装置的关键零件之一。 |
| 4. | Flexible joints are key components of dynamically tuned gyroscopes , whose thin necks ’ thickness directly influences the orientation of the gyro
挠性接头作为动力调谐陀螺仪中的关键零件,其细颈厚度会直接影响陀螺仪的定位。 |
| 5. | In this dissertation , typical reliability and optimization subjects of the pivotal parts of type zk - 150 drilling machine are studied systematically
对zk - 150型钻机而言，需要解决的问题比较多，经综合考虑，本文仅对钻机的关键零件的可靠性优化设计问题进行研究。 |
| 6. | Spiral bevel gears are widely used in aviation transmission . as key components of helicopter , controlling their meshing quality is an important and difficult problem
弧齿锥齿轮广泛用于肮空传动，作为直升机的关键零件，其啮合质量的控制是一个既重要又困难的课题。 |
| 7. | The main shaft bearings of aircraft engine are key parts of plane , its reliability and life affect directly on the reliability and life of engine and even whole plane
航空发动机主轴轴承是飞机关键部件的关键零件，其可靠性和寿命直接关系着发动机乃至飞机的可靠性和寿命。 |
| 8. | In this paper , the optimum technique and reliability design are connected together to bring up the method of reliability and optimization design of the gear change mechanism
<中文摘要> =本文将现代设计方法中的优化技术与可靠性设计理论相结合，提出了钻机关键零件的可靠性优化设计方法。 |
| 9. | The piston is the critical part of engine . it stands the great thermal load ; the thermal load and thermal intensity have greatly affected the durability , reliability and economy
对于活塞这样承受很大热负荷的发动机关键零件，其热负荷和热强度问题是影响发动机耐久性、可靠性和经济性的关键问题。 |
| 10. | The bicycle allocate products : change speed capacity key spare part , handle , flywheel spare part etc . square shape are durability , international brand and high - grade bicycll are best choose
自行车配套产品：变速器关键零件，手柄，飞轮等零件；方型线材之零件耐久性较好，一般国际性品牌高级自行车变速器首选。 |
