A.-33000kg,-0.589%
B.33000kg,0.589%
C.-33000kg,-0.586%
D.33000kg,0.586%
第1题:
A.-185kg,0.167%
B.185kg,0.167%
C.-185kg,0.168%
D.185kg,0.168%
第2题:
A.0.12%
B.0.14%
C.0.16%
D.0.30%
第3题:
A.2kg
B.4kg
C.6kg
D.8kg
第4题:
A.1kg
B.2kg
C.3kg
D.4kg
第5题:
A.0.333%
B.-0.333%
C.0.332%
D.-0.332%