[判断题]
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[img]data/attachment/exam/2510/24/2510241250320441.jpg[/img] a vector has a directs8vodz1 z g8yr1i 5:ieion.n83c2oxgm7,hx ogj0 i
参考答案:
本题详细解析: This is true because a vector is a quantity with not only a magnitude wpvd cl wts)+ g.9u/j4but also a direction. 4cw/t ljd) gv+pw9.suSo the answer is true.