枕木垛的方向一般应与线路正交,斜角时,交角不得小于()度。
A.45
B.50
C.60
D.70
参考答案:D
电影《阿甘正传》中,阿甘应征入伍去了()。
So we have focused on strategic areas where we can make the biggest impact on agricultural change that stretch from the farm to the market to the table and keep people nourished and productive, health systems that help people spend their days working rather than sick or dying, opportunities for women and girls that allow them to contribute to economic and social progress.