题目2单选题
支座约束和受载如图所示的简支梁,用积分法求C处的挠度时,连续条件为( ) <img src="https://tihai-oss-cloud.itihey.com/img/2ac72989822091bc9a12e39867eefed8.png">A. <img src="https://tihai-oss-cloud.itihey.com/img/9f1d310cf50511524261b67d4ac46107.png">B. <img src="https://tihai-oss-cloud.itihey.com/img/ee3afdd4bb65e554f4eca4553b602894.png">C. <img src="https://tihai-oss-cloud.itihey.com/img/7ec63fb5ae3270e8288cc73fb453f619.png">D. <img src="https://tihai-oss-cloud.itihey.com/img/0a06702d01a6344ab499d63677d0c56b.png">