The powerplant also provides bleed air for air conditioning, pressurization, anti-icing, and drives a gearbox used for electrical power and hydraulic power.
A、正确;
B、错误
发布时间：2025-09-01 01:08:56
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答案：正确
【分析】:The powerplant also provides bleed air for air conditioning, pressurization, anti-icing, and drives a gearbox used for electrical power and hydraulic power.
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