【名词&注释】
年产量(annual output)、主干线(trunk main)、特大型露天矿、筑路工程(road building engineering)
[单选题]矿山筑路工程(road building engineering)包括基建筑路工程(road building engineering)和()两种。
A. 临时筑路工程(road building engineering)
B. 固定路修筑工程
C. 主干线筑路工程(road building engineering)
D. 生产筑路工程(road building engineering)