机电专业英语题,帮忙做一下
().Therewouldbenomodernlifewithout_____.A)televisionB)productsC)manufacturingD)servic...
( ) .There would be no modern life without _____.
A) television B) products
C) manufacturing D) services
( ) A _____is the basic form of all cutting tools.
A)knife B) raker
C)saw D) wedge
( ) An NC program consist of .
A)a series of holes of on paper
B) a series of coded instructions
C) an organized list of commands
D) many unorganized instructions
( ) Comparing with the unconventional processes, milling, drilling, and turning can be called_____ processes.
A) traditional B)simple
C) intelligent D) predetermined
( ) A fishing rod is a simple lever with ____.
A) a speed advantage B) a force advantage
C) short load arm D)crowbar
( ) It is possible to produce parts _____using the same NC
A) different B)high-quality
C) high-accuracy D) exactly alike
( )There are_____basic types of machine tools.
A)three B)four
C)five D) six
( ) By numerical control we mean ______________________.
A) using instructions on a paper tape
B)the operation of machine tool to the workpiece
C)a machining method
D)The operation of machine tools.
( ) Lathe, drilling machine, milling machine, shaper, and grinder are _____.
A) machine tools B) instruments
C) tools D) devices 展开
A) television B) products
C) manufacturing D) services
( ) A _____is the basic form of all cutting tools.
A)knife B) raker
C)saw D) wedge
( ) An NC program consist of .
A)a series of holes of on paper
B) a series of coded instructions
C) an organized list of commands
D) many unorganized instructions
( ) Comparing with the unconventional processes, milling, drilling, and turning can be called_____ processes.
A) traditional B)simple
C) intelligent D) predetermined
( ) A fishing rod is a simple lever with ____.
A) a speed advantage B) a force advantage
C) short load arm D)crowbar
( ) It is possible to produce parts _____using the same NC
A) different B)high-quality
C) high-accuracy D) exactly alike
( )There are_____basic types of machine tools.
A)three B)four
C)five D) six
( ) By numerical control we mean ______________________.
A) using instructions on a paper tape
B)the operation of machine tool to the workpiece
C)a machining method
D)The operation of machine tools.
( ) Lathe, drilling machine, milling machine, shaper, and grinder are _____.
A) machine tools B) instruments
C) tools D) devices 展开
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