更多"The colonial life can be described "的相关试题:
[名词解释]abridged life table
[名词解释]cause eliminated life table
[判断题]在车辆上应用的CAN总线分高速CAN和低速CAN两种。()
[单项选择]CAN总线的特征中,数据信号采用差分电压传输,两条信号线分别为CAN_H和CAN_L。当CAN_H和CAN_L电平相等(2.5V)时称为静态,静态表示逻辑1,也称作“()”。
A. 稳性
B. 静性
C. 显性
D. 隐性
[名词解释]life-time fertility rate
[单项选择]若PT-CAN系统的线路正常的话,在熄火后,测量PT-CAN高和PT-CAN低之间的电阻应为多少欧姆()
A. 240
B. 120
C. 60
D. 0
[多项选择]以下关于CAN bus的陈述正确的是(高速CAN)()
A. 载波电压大约2.5V
B. 载波电压大约12V
C. 用一根线来传输信息
D. 传输速率为87.7kb/s
E. 传输速率为500kb/s
[单项选择]Injuries resulting in loss of life or incapacitation,aboard vessels,must be reported to the ().
A. MOC
B. CCS
C. MSA OF CHINA
D. International Association of Navigation
[名词解释]定群寿命表(cohort life table)
[单项选择]CAN的含义是()
A. 控制器局域网
B. 电子控制单元
C. 车载网络
[判断题]车辆电路系统三级保养工艺要求,CAN线束作业项目检查工序检查CAN通信线作业步骤的技术标准是测量CAN-H和CAN-L之间电阻约60Ω,破结长度不大于0.5m。
[单项选择]The trouble-free life of an engine indicates ().
A. the period of time during which no trouble occurs to the engine
B. no trouble will occur to the engine all its life
C. trouble may occur freely to the engine
D. no matter what you do to the engine, no trouble will occur during this period
[名词解释]土壤有机质半减期 half-life of soil organic matter
[单项选择]Thermostatic expansion valves can be adjusted for ().
A. suction pressure only
B. head pressure only
C. superheat only
D. suction pressure and box temperature