test_copy1012 (id: 0b7bbc175)

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[判断题]
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a vector has a directi +ti0q*rzom5q2+tymq oxrpx4 pv- f-d)bq wnj( ()ced4n.

参考答案: 


本题详细解析:
This is true because a vector is a quantity with noy87n odkrgt, xb*wjv vt75-(et only a magnitude but also a dirxb*v ok-5(t,g 7we87rtvdjy nection. So the answer is true.