• 2022-05-27
    过点P(1,-1,-2)且与两直线[img=339x34]17e441dc26a1f8c.jpg[/img]都相交的直线方程是()
    未知类型:{'options': ['', ' [img=142x33]17e441dc39b0e03.jpg[/img]', ' [img=142x33]17e441dc4448093.jpg[/img]', ' [img=142x34]17e441dc4de7d4c.jpg[/img]'], 'type': 102}