不太确定会否使用高空模拟室来准备。
Those that are not are certain to use altitude Chambers to prepare.
日本斥巨资建立发动机模拟高空试验台。
Japan has invested a huge sum on building up a simulated altitude test facility.
它与高空台的模拟高度、工作范围及节约能源等问题直接相关。
It is directly connected to simulation altitude, operation range and energy efficiency.
它与高空台的模拟高度、工作范围及节约能源等问题直接相关。
It is directly connected to simulation altitude, operation range and energy efficiency.
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