[判断题]
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[img]data/attachment/exam/2510/24/2510241250320441.jpg[/img] a vector has a direcf fljq8r*q e,/57b k;qrsl ax*tk)/wdbck m 173kigy2f ion.
参考答案:
本题详细解析: This is true because a vector is a quantity with not only a magnitude but al g.b7mte x2zlgc,.(t wso a dire,c gm extbw7 z2l(.gt.ction. So the answer is true.
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