multi-exhaust blade 复式排汽叶片
double rank exhaust blade [机] 双排汽级叶片
Exhaust blade valve 废气叶轮片
exhaust stator blade 排气静子叶片 ; [航] 排气导流叶片
exhaust stage blade 末级叶片
Adding a rotor blade (it had five on the main rotor and four on the tail) and using a modified exhaust system were among them.
增加一个桨叶(主桨有5个叶片，尾桨有4个)，并使用了改进的排气系统。
The 300 holes in each blade, most of them thinner than a human hair, are engineered to spread a coat of cool air over the spinning blades so they aren't melted by 3,000f exhaust gases.
每一个涡轮机叶上有300个小孔，这些小孔大多数比人的头发丝还要细，它们会被一层冷却空气所覆盖，以免被3000f的高温所融化。
The 300 holes in each blade, most of them thinner than a human hair, are engineered to spread a coat of cool air over the spinning blades so they aren't melted by 3, 000f exhaust gases.
每一个涡轮机叶上有300个小孔，这些小孔大多数比人的头发丝还要细，它们会被一层冷却空气所覆盖，以免被3000f的高温所融化。
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