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Drilling fluid is the circulating fluid used in drilling to lubricate the bit, carry cuttings, stabilize the wellbore and balance formation pressureMa...
time：2025-05-23 14:28:58 clicks：423
Grease (grease) is a semi-solid lubricating material consisting of base oil, thickener and additives used to reduce friction and wear.Form: high visco...
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