[判断题]
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[img]data/attachment/exam/2510/24/2510241250320441.jpg[/img] a vector has a direction.yh,mshis +s /-)frxi7 7p-f46c (v bd mkxe;d,;jnak u
参考答案:
本题详细解析: This is true because f.k5kape,bd0e1 ,xxxj cl +w( a vector is a quantity with not only a magnitude but also a direction. So the1f+wlea(0ejxkxc dp5,,b k.x answer is true.
Post time 2025-10-24 09:48:17
