词汇	shaft sinking system
释义	shaft sinking system 凿井法
随便看	Dibromo-ortho-cresol sulphonphthalein Dibromoothane dibromopamidine diisethionate Dibromopamidine Diisothionate Dibromopentafluoropropane dibromophakellin dibromophenol dibromophenolindophenol sodium salt dibromophenolphehalein dibromophenolphthalein dibromophenylether di bromophenyl ether dibromophenylpropionic acid dibromophenyl propionic acid dibromophenyl-propionic acid dibromo-p-methye-methylsulfonazo Dibromo-p-methyl carboxyazo dibromo-p-methylsulfonazo dibromo-p-met hylsulfonazo dibromopolybutadiene dibromopropamidine Dibromopropamidine Embonate dibromopropamidine isethionate Dibromopropamidine Pamoate dibromopropanal