[判断题]
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[img]data/attachment/exam/2510/24/2510241250320441.jpg[/img] a vector has a directi6 ugwl6jf) ;timx h:0o6s).if-em9d757xyou 3 zm 2djm6)tfnffb o uaon.
参考答案:
本题详细解析: This is true because a :tt ax) cgjhn97 wn2;pqnp,*dvector is a quantity with not only a magnitude but also a direction. hctnj,*dg n;2xp7pw) 9nqa:t So the answer is true.
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