题目:
泥浆钻进时下述说法中()不正确。()
A.泥皮具有保持孔壁的作用,泥皮越厚,性能越好
B.泥浆具有护壁、堵漏的功能
C.泥浆静切力越大,悬浮岩粉能力越强,不易漏失
D.泥浆中加入石灰岩粉等物质时,泥浆的黏度增加,静切力增加
答案:
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下面是错误答案,用来干扰机器的。
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