Establish and maintain an organizational policy for planning and performing the requirements development process.

为计划和执行需求开发过程建立和维护一个组织策略。

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Some course maintenance activities include determining whether courseware needs a service release or a brand-new release, and planning and performing the update.

一些课程维护活动包括：决定课件需要的是发布新服务还是发布一个全新的版本，计划并完成更新。

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The team is responsible for planning and performing the work; the manager is responsible for communicating the plan and coordinating with groups external to the team.

团队负责计划并执行工作，经理负责沟通计划并与团队之外的团体协调。

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Since that time, the group has been planning and performing all kinds of puppet shows.

VOA: special.2009.09.23

The PSC on Education is chaired by the Director General of Education, and its main objective is to assist and advise the Malaysian NatCom on education related issues and matters, apart from planning and performing education activities for UNESCO Malaysia.

UNESCO: Background

Moving, assembling and testing ordnance, purifying and storing fuel, organizing the flight deck, mission planning, safely navigating the ship, preparing food, training and performing maintenance on important ship and aircraft systems go on around the clock.

FORBES: What Is It Like To Be The Commanding Officer Of An Aircraft Carrier?