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【单选题】
8051 单片机的内部数据存储器不包括( )A.
堆栈区
B.
通用寄存器区
C.
位寻址区
D.
程序存储区
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举一反三
【单选题】The first printed text of the Declaration of Independence is known as the Dunlap Broadside because ______.
A.
it was produced by John Dunlap and printed on large sheets of paper
B.
it was produced by John Dunlap and severely criticized
C.
it was kept in Dunlap museum
D.
both A and B
【单选题】Technician A says that the small gap between the piston and the cylinder wall is known as the compression ratio. Technician B says that the gap is known as piston clearance. Who is correct?
A.
Technician A
B.
Technician B
C.
Both Technician A and Technician B
D.
Neither Technician A nor Technician
【简答题】Technician A says that the small gap between the piston and the cylinder wall is known as the compression ratio. Technician B says that the gap is known as piston clearance. Who is correct?A. Technici...
【单选题】As the backbone of the North American continent, ______is known as the Continental Divide and separates the major river system of the United States.
A.
Rocky Mountains
B.
Appalachian Mountains
C.
Ben Nevis
D.
The Pennines
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