• 2022-06-30
    微分方程[img=111x21]17e0bd522a08ff4.jpg[/img],其满足条件[img=132x21]17e0bd523548c6c.jpg[/img]的特解为()
    未知类型:{'options': ['', ' [img=94x21]17e0bd524cc1733.jpg[/img]', ' [img=94x21]17e0bd525835b08.jpg[/img]', ' [img=94x21]17e0bd5263e79c2.jpg[/img]'], 'type': 102}