system program planning的用法和樣例：
例句
- It is also only comparatively recently that economics has begun to play an important role in the urban planning procedure.
經濟學在城市規劃程序中起重要作用也只是相當近的事。 - The difference between a successful and unsuccessful manager lies within the planning procedure.
之間的成功和不成功的管理員的區別在於在規劃程序。
