The working rule for the Buckingham ‚âà√¨‚àö√ë method is

1.	The working rule for the Buckingham ‚âà√¨‚àö√ë method is?#
A.	p=m-n
B.	p=n-m
C.	p=m-1
D.	p=n-1
Answer» C. p=m-1

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