?What is the usual ratio between the pattern and the cavity of a duplicating machine which is a specially modified vertical milling machine that cuts duplicate molds from a master pattern?
A. ?1:1
B. ?1:2
C. ?1:4
D. ?1:5
Answer: A
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What will be an ideal response?
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What will be an ideal response?
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Indicate whether the statement is true or false
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