题目内容
(请给出正确答案)
[单选题]
Forging is an important()process
A.machining
B.hot-forming
C.casting
D.heat treatment
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A.machining
B.hot-forming
C.casting
D.heat treatment
第2题
A.cutting
B.casting
C.forging
D.sintering
第3题
A.small
B.large scale
C.mass
D.median
第4题
A.Cutting
B.Forging
C.Grinding
D.Casting
第5题
A.equipment is expensive
B.large pieces are greater strength
C.less noise
D.less vibration
第6题
A.Open Die Forgings
B.Impression Die Forgings
C.Precision Forgings
D.Hand Forgings
第7题
Iron was available for smelting in almost every land and, in efficiency,iron forging offered almost every country the __8__prospect of economical self-sufficiency.
第8题
A、grimace
B、inventory
C、sacrifice
D、dripping
第9题
A、surpassing rapidly
B、recessing steadily
C、advancing quickly
D、overtaking swiftly
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