如图所示,坐高铁从杭州到南京,原需经上海再到南京,路程为s1,位移为x1。杭宁(南京)高铁通车后,从杭州可直达南京,路程为s2,位移为x2。则
A.s 1 >s 2,x 1 >x 2 | B.s 1 >s 2 ,x 1 <x 2 |
C.s 1 >s 2 ,x 1 =x 2 | D.s 1 =s 2,x 1 =x 2 |
如图所示,坐高铁从杭州到南京,原需经上海再到南京,路程为s1,位移为x1。杭宁(南京)高铁通车后,从杭州可直达南京,路程为s2,位移为x2。则
A.s 1 >s 2,x 1 >x 2 | B.s 1 >s 2 ,x 1 <x 2 |
C.s 1 >s 2 ,x 1 =x 2 | D.s 1 =s 2,x 1 =x 2 |
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