井壁渗漏
water infiltration of shaft-wall
根尖微渗漏
Apical microleakage
microleakage of root apex
apical microleakge technique
microleakage
apical leakage
烃(非烃)微渗漏
the leakage of hydrocarbon and non-hydro-carbon
烃类微渗漏
hydrocarbon microseepage
Hydrocarbon micro-seepage
Micro-seepage of hydrocarbon
hydrocarbide microleakage
油气微渗漏
hydrocarbon micro seepage
Oil and gas micro-leakage
oil and gas micropercolation