| 摘要 |
<p>The present invention provides: a cleaning installation comprising a first plant area provided with a vacuum pump, a second plant area provided with a water heater, a third plant area provided with a water pump for pumping water heated by the water heater, a vacuum trunk line for carrying vacuum from the vacuum pump, a water trunk line for carrying water from the water pump, and connection means spaced along the vacuum trunk line and the water trunk line adapted to connect a vacuum line and a water line for cleaning adjacent to the connection means.</p> |
