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堵漏材料 dǔlòu cáiliào
dril. bridging material; loss circulation material; lost returns material
earth.sc. lost circulation materials
oil, chem. lost circulation material
tech. plugging material
堵漏颗粒材料
dril. bridge-type fluid pill; bridging particle
堵漏 材料: 12 phrases in 4 subjects
Drilling6
Mechanics1
Oil / petroleum3
Technology2