机电一体化与传统的自动化最主要的区别之一是系统控制智能化_爱下问搜题

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问题判断题

机电一体化与传统的自动化最主要的区别之一是系统控制智能化

答案

参考答案：对

选择题

Some great people said that it was their primary school teachers and their lessons ______ they were fond of ______ influenced their whole lives.

A. which; that
B. that; which
C. which; which
D. that; that

单项选择题 A1/A2型题

下列何种因素与超声图像分辨力无关（）

A.发射超声的频率高低

B.发射超声的重复频率

C.发射超声的脉冲宽度

D.探头的宽度与声束的宽度

E.仪器对声束的聚焦性能