Ⅰ类砂砾石料场在详察阶段勘探网的布置间距为( )。A.100~150m B.

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问题 Ⅰ类砂砾石料场在详察阶段勘探网的布置间距为(  )。A.100~150mB.50~100mC.100~200mD.150~200m

选项 A.100~150m
B.50~100m
C.100~200m
D.150~200m

答案 C

解析 勘探网点间距(m):
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