A.6 B.8 C.10 D.12
A.靜止或直線運(yùn)動 B.靜止或勻速直線運(yùn)動 C.勻速或勻加速直線運(yùn)動 D.勻加速或勻減速直線運(yùn)動
A.63.0±5.0 B.62.0±5.0 C.64.0±5.0 D.65.0±5.0