下列哪项不属于更新改造?()。
A.建筑物修整
B.劳动安全保护措施
C.扩建分厂
D.治理“三废”的措施
参考答案:C
移动盆地内移动和变形有几种()
A.垂直位移
B.水平位移
C.倾斜变形
D.曲率变形
E.水平变形
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