2018 Mechanical Engineering Design(北京交通大学) 最新满分章节测试答案

本答案对应课程为:点我自动跳转查看
本课程起止时间为:2018-12-21到2019-03-31
本篇答案更新状态:已完结

Chapter 1 Basic principle of mechanical and electronic system Basic principle of mechanical and elec

1、 问题:In mechanical design, what the design must achieve is         .
选项：
A:physical size
B:principle
C:function requirements
D:mechanism
答案: 【function requirements】

2、 问题:In concept design, we can check the feasible solution by            .
选项：
A:experiments
B:analysis
C:Synthesis
D:production
答案: 【analysis】

3、 问题:The         of mechanical parts can be generated according to the dimensional and tool-path information in the model.
选项：
A:manufacture
B:Shape
C:function
D:prototype
答案: 【manufacture】

4、 问题:There is normally an order to how functions occur with            flowing in and out.
选项：
A:nuclear
B:energy
C:materials
D:information
答案: 【energy;
materials;
information】

5、 问题:The concept design contains the activities including               .
选项：
A:function modeling 
B:behavior modeling
C:structure modeling
D:assessment and decision-making
答案: 【function modeling ;
behavior modeling;
structure modeling;
assessment and decision-making】

6、 问题:SAE Cycle of Systems Engineering includes               .
选项：
A:synthesis
B:simulation
C:analysis 
D:evaluation
答案: 【synthesis;
analysis ;
evaluation】

7、 问题:In mechanical engineering design, we usually calculate before defining.
选项：
A:正确
B:错误
答案: 【错误】

8、 问题:We can decompose the whole function into sub-functions and multilevel sub-functions by function deformation in the concept design.
选项：
A:正确
B:错误
答案: 【正确】

9、 问题:Iteration, moving from any step back to any previous step, is required within entire process,  
选项：
A:正确
B:错误
答案: 【正确】

10、 问题:The        of applying the various techniques and scientific principles for the purpose of defining a device is mechanical engineering design.
答案: 【process】

11、 问题:A system is a collection of             that are organized for common purpose.
答案: 【(以下答案任选其一都对)components;
parts】

12、 问题:The       is a carrier that is able to conduct the required behaviors and predetermined functions.
答案: 【structure】

Chapter 2 Design of mechatronic system Design of mechatronic system

1、 问题:In NC Machine System, PLC is              .
选项：
A:actuator
B:controller
C:sensor
D:power
答案: 【controller】

2、 问题:The field of Mechatronics is intersection of mechanical, electrical, and                   .
选项：
A:computer science
B:system design
C:electricity technology
D:robot science
答案: 【computer science】

3、 问题:The motor  is used as                   in the mechatronic system.
选项：
A:support
B:sensor
C:actuator
D:controller
答案: 【actuator】

4、 问题:The design of mechatronic product is based on                            .
选项：
A:control theory
B: information theory 
C:mechanism theory
D:system theory
答案: 【control theory;
 information theory ;
system theory】

5、 问题:Main components in mechatronic system include                 .
选项：
A:mechanical structure
B:sensors
C:power source
D:microcontroller
答案: 【mechanical structure;
sensors;
power source;
microcontroller】

6、 问题:Detail Function of mechatronic system includes power, sense, control, action, support.
选项：
A:正确
B:错误
答案: 【正确】

7、 问题:Information theory studies the quantification, storage, and communication of continuous signal.
选项：
A:正确
B:错误
答案: 【错误】

8、 问题:Machine theory is for defining the architecture, modules, interfaces, and data for a system to satisfy specified requirements.
选项：
A:正确
B:错误
答案: 【错误】

9、 问题:The essential characteristic of mechatronics is                 .
答案: 【intelligent】

10、 问题:Human interfaces and                  design is important for application of mechatronic system.
答案: 【software】

Chapter 3 Precision machine design Precision machine design

1、 问题:When we design support for screw, which is mostly suitable for high rigidity, high speed, high precision screw drive system?
选项：
A:double push-simply supported mode
B:single push-single push mode
C:double push-double push mode
D:double push-free mode
答案: 【double push-double push mode】

2、 问题:The parameter                  indicate the diameter of the cylinder enveloped by the ball center when the ball and the thread roller path are under theoretical contact angle.
选项：
A:minimum diameter
B:ball diameter
C:maximum diameter
D:nominal diameter
答案: 【nominal diameter】

3、 问题:which one is not the way to reduce transmission error for mechanical trasmission chain?
选项：
A:reduce the weight of the parts
B:increase the precision of the parts
C:design reasonable transmission chain
D:adapt the clearance elimination mechanism
答案: 【reduce the weight of the parts】

4、 问题:Which result is not caused by viscous damping increment? 
选项：