file:BB.TLX09-动力-2.avi file:BB.TLX055-考试-1-10(结束).avi file:BB.TLX055(1-5课)土力学考试题和答案-1.log file:BB.TLX04-第04课-压缩-6(9)-平均附加应力系数与当量模量.exe
file:BB.TLX09-动力-2.avi file:BB.TLX055-考试-1-10(结束).avi file:BB.TLX055(1-5课)土力学考试题和答案-1.log file:BB.TLX04-第04课-压缩-6(9)-平均附加应力系数与当量模量.exe