规定各类路面结构层的最小厚度是为了()
A、节省路面材料
B、确保形成稳定的结构层
C、方便施工操作
D、有利于承受和扩散行车荷载
E、使各结构层之间连接紧密
参考答案:B, C
The wealth of a country should be measured()the health and happiness of its people as well as the material goods it can produce.
A.in line with
B.in terms of
C.in regard with
D.by means of
住房产权多元化格局迅速形成的原因是( )。
A.住房维修管理体制的改革B.个人购房比例迅猛增加C.城市住房制度改革D.城市新建住宅小区物业管理体制的确立