Management and maintenance function of item bank and its convenience.
题目数据库管理维护功能丰富，方便快捷。
Drafting ship maintenance plan is a very important item during the ship maintenance administration.
编拟船舶维修计划是船舶维修管理工作中的重要项目。
Drafting ship maintenance plan is a very important item during the ship maintenance administration.
编拟船舶维修计划是船舶维修管理工作中的重要项目。
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