At least one second nozzle tube is fluidly connected to the fuel source and spaced radially outward from the first nozzle tube with a proximal end fixed to the flange.
至少一个第二喷嘴管与燃料源流体连接并从第一喷嘴管向外径向分隔开，并且该第二喷嘴管的近端固定于法兰。
This paper is based on the theory of gas dynamics, by means of improving the first nozzle of diffusion pump in order to increase the pumping speed of diffusion pump are reported in the paper.
本文以气体动力学理论为基础，论述了如何通过改进扩散泵的第一级喷咀来提高扩散泵的抽气速率。
The upper edge of spray near the nozzle would ignite first for its appropriate fuel concentration and higher temperature.
油孔附近的油束上边缘处具有合适的燃料浓度和较高的温度，最先发生自燃；
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