Various in-vehicle roles: commander, driver, gunner, assistant gunner.

各种车内角色：指挥官，驾驶员，炮手，助理炮手。

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The decision-assistant module can help the commander to conduct direction of air defence operations and improve his capabilities of operation command and decision.

辅助决策模块可辅助指挥员实施防空作战指挥，提高指挥员的作战指挥与决策能力。

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Belfast's senior police commander, Assistant Chief Constable Duncan McCausland, said both the marchers and those opposed to the parade had been "constructive and positive in their approach".

BBC: NEWS | UK | Northern Ireland | Parade passes off peacefully

President Obama met today with Secretary Napolitano, Secretary Chu, Secretary Salazar, Administrator Jackson, Administrator Lubchenco, National Incident Commander Admiral Thad Allen, Assistant to the President for Energy and Climate Change Carol Browner and other senior White House officials to receive a briefing on the administration-wide response to the Deepwater BP Oil Spill.

WHITEHOUSE: The White House

Praljak, a former assistant defense minister of Croatia and at the same time a commander of the Croatian Defense Council, was convicted on 20 counts and sentenced to 20 years in prison.

CNN: 6 former Bosnian Croat leaders convicted of war crimes