【简答题】直径为d的圆截面钢材受轴向拉力作用已知其中纵线应变为ε,弹性模量为E, 则杆的轴力为___________
【单选题】One can't live without money , but __ can live without air.
【单选题】Shanghai is __ the east of Nanjing.
【多选题】我方对外出口报价,下列商品单价写法中,正确的是( )。
【单选题】The Palace Museum is in ___________. [ ]
【单选题】用来存储当前正在运行的应用程序和相应数据的存储器是
【简答题】Computer is one of the greatest ___________________ (发明). I can’t imagine life without it.
【单选题】He went to Nanjing ___ October, 2008.