Objective To pledge the indoor air quality in armored vehicles to meet hygienic standard, and to supply a safe microclimate for the crew members.

目的保证装甲车辆舱室空气质量符合卫生学要求，为乘载员提供安全的微小气候环境。

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That effort will lead to a number of Tea Party-backed primary challenges in 2014, which could oust some pledge-breaking incumbents and put a safe seat into play.

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