短語詞組短語Midfield development project Phase I 機場管理局宣布system development phase 系統開發(fā)階段Design &Development Phase 設計和開發(fā)階段rapid development phase 迅速發(fā)展階段ecological development phase 生態(tài)學鞏固時期prototype development phase 原型機研制階段development phase coefficient 發(fā)展階段系數preliminary development phase 初期發(fā)展階段annual development phase 年發(fā)育階段 返回 development phase