单词	助井
释义	助井 main shaftmain opening
随便看	guaranteed issue guarantee dividend guaranteed kill zone guaranteed letter of credit guaranteed level of service guaranteed liabilities guaranteed liability guaranteed life guaranteed line of credit guaranteed load guaranteed loan guaranteed loans guaranteed maximum continuous output guaranteed maximum cost guaranteed mechanism Guaranteed Minimum Delivery Price guaranteed minimum income guaranteed minimum pension guaranteed minimum sales Guaranteed Minimum Value guaranteed minimun income guaranteed mortality guaranteed mortgage guaranteed mortgage certificate guaranteed mortgage system