| 摘要 |
<p>The arrangement has a mixing tank, a feed pump, a metering tank and a feed conveyor pipe. The latter is provided with closable delivery orifices in the region of the feed points. The feed pump supplies the metering tank and operates permanently in the same direction. It draws the feed out of the metering tank and feeds the feed points via the conveyor pipe. There are one-way valves to control the liquid feed flow.</p> |
