另外，该装置包括管状通道，其贯穿所述细长构件，所述管状通道与所述端部执行器流体连通。

In addition, the device includes a tubular channel running through the elongated member which is in fluid communication with the end effector.

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安装阀门时，现将阀门关闭，然后将较高压力的一端对着阀座的反面。流体可以从两面中的任何一面流过。

Install the valve with the higher pressure against the side opposite the seat when the valve is closed. Flow may be in either direction.

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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。

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.

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