假设温度减推力起飞的风扇转速由发动机相似条件计算。
The rotation speed of the fan under assumed temperature reduced thrust takeoff is calculated based on the analogical condition of engine.
从触变泥浆减摩技术和中继接力技术两个方面对超长距离顶管施工中的顶推力进行了研究。
From the technology of reducing friction slurry and the relay jacks, the jacking force of long pipe jacking has been analyzed.
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