To reduce clutter in complex data flow models, show disconnected data inputs and outputs.
为了减少复杂的数据流模型中出现的混乱，请显示未连接的数据输入和输出。
Flow can be blocked at this port while adjacent piping is disconnected for repair or alteration.
当断开邻近的管道进行维修或更换时，可能需要堵塞这个端口的流体。
Flow can be blocked at this port while adjacent piping is disconnected for repair or alteration.
当断开邻近的管道进行维修或更换时，可能需要堵塞这个端口的流体。
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