• 2021-04-14 问题

    图中,F=5kN且过A点垂直于xy平面。该力对x轴和y轴的矩分别为:=_ __________ _; = __________ _。/ananas/latex/p/665689/ananas/latex/p/6656909b94a196c72fb15e887eace63dc377a1.png

    图中,F=5kN且过A点垂直于xy平面。该力对x轴和y轴的矩分别为:=_ __________ _; = __________ _。/ananas/latex/p/665689/ananas/latex/p/6656909b94a196c72fb15e887eace63dc377a1.png

  • 2021-04-14 问题

    图中,F=10kN且过A点垂直于xz平面。该力对x轴和z轴的矩分别为: =___ ____ kN·m; =___ ____ kN·m。/ananas/latex/p/665689/ananas/latex/p/66569414cb253d30ae73365845c0494ef87f1d.png

    图中,F=10kN且过A点垂直于xz平面。该力对x轴和z轴的矩分别为: =___ ____ kN·m; =___ ____ kN·m。/ananas/latex/p/665689/ananas/latex/p/66569414cb253d30ae73365845c0494ef87f1d.png

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