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陆上搅拌桩直径和搭接宽度的规定分别是( )。
A.0.3~0.5m,≥200mm
B.0.3~0.5m,≥100mm
C.0.5~0.7m,≥200mm
D.0.5~0.7m,≥100mm
参考答案:C
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