The working condition of mechanical components can be indicated by their stress states , whose measurement and evaluation can also improve the security , reliability and stability of the products 零件的应力状况能够反映机械构件的工作状态,对它的有效检测和评估为提高产品的安全性、可靠性和稳定性提供了保障。
Modular order for the development of mechanical structures for electronic equipment practices - part 1 : generic standard for modular order for the development of mechanical structures for electronic equipment practice 电子设备操作规程用机械构件研制的模块排序.第1部分:电子设备操作规程用机械构件研制的模块排序一般标准
Modular order for the development of mechanical structures for electronic equipment practices - sectional specification - interface co - ordination dimensions for the 25 mm equipment practice - detail specification - dimensions for cabinets and racks 研制电子设备机械构件用模块排序. 25mm设备的接口配合尺寸分规范.第1节:机壳和支架尺寸
By the end of the course , students are capable of doing electromechanical design of the major classes of rotating and linear electric machines , and have an understanding of the principles of the energy conversion parts of mechatronics 课程结束后，学生将具备旋转电机与线性电机等，主要类别的电机机械设计能力，并了解机械构件中的能量转换原理。
Mechanical parts with high precision and raster sensors are adapted in this equipment , electric control system can acquires , receives and processes data correctly , so this equipment can reach testing precision which is required 本检测仪器采用高精度的机械构件和光栅传感器，电控系统采集、接收、处理数据正确，因而能够达到设计的检测精度要求。
Modular order for the development of mechanical structures for electronic equipment practices - sectional specification - interface co - ordination dimensions for the 25 mm equipment practice - detail specification - dimensions for subracks , chassis , backplanes , front panels and plug - in units 研制电子设备机械构件用模块排序. 25mm设备的接口配合尺寸分规范.第2节:辅助框架底盘底板面板及插入件
Modular order for the development of mechanical structures for electronic equipment practices - part 2 : sectional specification ; interface co - ordination dimensions for the 25 mm equipment practice ; section 2 : detail specification ; dimensions for subracks , chassis , backplanes , front panels and plug - in units 研制电子设备机械构件用模块排序.第2部分: 25mm设备的接口配合尺寸的分规范.第2节:辐助框架底盘底板面板及插入件
In addition , we enhance the efficiency of development processes by preventing product problems before they occur , such as through combining compound parts using 3d data and checking the operational interference and inset adjustment of machine parts , the amount of clearance of attached parts , etc 同时，通过各组件在3d数据上的模拟整合，检查机械构件等的动作干涉，调整部件的嵌合度，检查部件的空隙等，将产品可能出现的故障防范于未然，提高开发工作的效率。
This dissertation has presented a new method on the measuring and checking procedures of the dynamic unbalance of the motorcycle crank and made a deep research on its measuring device . what have been done is as follows : firstly , the dissertation has thoroughly discussed the basic theory of rotor unbalance such as its varieties ， characters and rules of the movement which is under the excitation of the inertial force and inertial moment induced by the unbalance mass . it also has deeply expounded the dynamic mechanics of the specially formed components ? crank , especially in the area of the crank integrated with shaft and piston 本论文针对摩托车发动机曲柄连杆机构为研究对象，对曲柄连杆机构动平衡的测试提出了一种新方法，并对其数字化测试装置进行了深入研究，完成的主要工作及取得的成果如下：首先，对动平衡理论进行了详细的探讨，论述了不平衡产生的原因，不平衡种类及转子在不平衡量产生的惯性力激励下的运动规律，并对曲轴这一结构特殊的刚性转子的平衡理论进行了阐述，重点研究了曲柄连杆机构这一往复式机械构件的力学特性。
This dissertation has presented a new method on the measuring and checking procedures of the dynamic unbalance of the motorcycle single - cylinder engine crank - connecting rod mechanism and made a deep research on its measuring device . what have been done is as follows : firstly , the dissertation has thoroughly discussed the basic theory of rotor unbalance such as its varieties , damages , characters and rules of the movement which is under the excitation of the inertial force and inertial moment induced by the unbalance mass . it also has deeply expounded the dynamic mechanics of the specially formed components - crank shaft , especially in the area of the crank - connecting rod mechanism 本论文针对摩托车单缸发动机曲柄连杆机构为研究对象，对曲柄连杆机构动平衡的测试提出了一种新方法，并对其数字化测试装置进行了深入研究，完成的主要工作及取得的成果如下：首先，对动平衡理论进行了详细的探讨，论述了不平衡产生的原因、危害，不平衡的种类及转子在不平衡惯性力激励下的运动规律，并对曲轴这一结构特殊的刚性转子的平衡理论进行了阐述，重点研究了曲柄连杆机构这一往复式机械构件的力学特性。
