词汇	multi-layered backfills
释义	multi-layered backfills 分层填土
随便看	condition flag condition flag bit condition for condition for acceptance condition for balance condition force condition for classification condition for closing the horizon condition for closure condition for colsure condition for completeness condition for consistence condition for constrained annexation condition for constrained optimum condition for continuity condition for divorce condition forecasting condition for existence condition for free extremum condition for holding a post condition for identification condition for inelasticity condition for linear phase condition format condition for mineralization