答:水泥球投毕后,下鱼尾钻头将水泥刮到孔壁周G3FGVi0+RmrmAzfWeMan6VNNTPNGSPAYauAoXMBU/Rk=围,接着用岩心管进行上下挤压fxMsM6RDhJBljgLZrWzV9gNZvhs8Mgd3+Ji+zdx8xyA=,将水泥挤到溶洞或大的裂隙中(如图22所示(试读)...