A.1
B.2
C.4
D.6
A.30mm
B.30cm
C.0.5%
D.5%
A.30mm
B.30cm
C.0.5%
D.5%
A.5%
B.0.5%
C.0.35%
D.3.5%
A.5%
B.0.5%
C.0.35%
D.3.5%
A.95%
B.90%
C.100%
D.97%
A.95%
B.90%
C.100%
D.97%
A.0.6%
B.0.3%
C.0.15%
D.0.5%
A.0.6%
B.0.3%
C.0.15%
D.0.5%
A.大于50mm
B.小于50mm
C.小于100mm
D.大于100mm
A.1%
B.2%
C.0.5%
D.5%
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