【判断题】电容传感器测距通过传感器的电容值变化来实现,可以测量传感器与金属、非金属的距离
【简答题】Ray
KrocA. owned
a restaurant in California. B. invented
a milkshakes maker. C. sold
machines for milkshakes.
【单选题】( ) tell you what you should use in order to produce accurate utterances.
A.
The descriptive grammar
B.
The prescriptive grammar
C.
The traditional grammar
【单选题】Ray Kroc
A.
owned a restaurant in California.
B.
invented a milkshake maker.
C.
sold machines for making milkshakes.
【简答题】A.Creativity is an important element of business success. B.Ray Kroc was the close partner of the McDonald brothers. C.Mac and Dick McDonald became broken after they sold their ideas to Ray Kroc. D.Ca...
【判断题】电容式传感器测距通过传感器的电容值变化来实现,可以测量传感器与金属、非金属的距离。( )
【单选题】2 Ray kroc
A.
owned a restaurant in California
B.
invented a milkshake maker
C.
sold machines for making milkshakes
【单选题】一般金属电阻、碳膜电阻为( )电阻,而半导体电阻类为( )电阻。
【简答题】The word 'it' in the saying 'use it or lose it' (Paragraph 1) refers to ______.