【单选题】已知图示二梁的抗弯截面刚度EI相同,若二者自由端的挠度相等,则F1/F2=( )
【单选题】已知图示二梁的抗弯截面刚度EI相同,若二者自由端的挠度相度,则P1/P2等于:()
【单选题】Daming often runs _____ the morning, but _____ Sunday morning he doesn't. [ ]
【单选题】已知图示二梁的抗弯截面刚度EI相同,若二者自由端的挠度相等,则P 1 /P 2 为:()
【简答题】A.She isn't there in the morning. B.Her assistant isn't there in the morning. C.She won't have the forms he needs until the afternoon. D.She isn't too busy in the afternoon.
【单选题】已知图示二梁的抗弯截面刚度 EI 相同 , 若二者自由端的挠度相等 , 则 P 1 / P 2 =( )
【单选题】已知图示二梁的抗弯截面刚度 EI 相同,若二者自由端的 挠度相等,则 P 1 /P 2 等于:
【单选题】已知图示二梁的抗弯截面刚度EI相同,若二者自由端的挠度相等,则【图片】= 。【图片】
【单选题】已知图示二梁的抗弯截面刚度 EI 相同 , 若二者自由端的挠度相等 , 则 P 1 / P 2 = ( )
【单选题】已知图示二梁的抗弯截面刚度EI相同-若二者自由端的挠度相等,则P1/P2等于( )。