| 摘要 |
<p>The meter is a multiple jet, symmetrical and balanced. Liquid flows inside the counter from the central area to the periphery. The counter consists of a body and a measuring unit easily insertable into the body and resting on a seat. The body makes possible the use of the counter with pipes buried in the walls. The measuring unit is a complete, independent unit containing all necessary components including filter, so that its calibration and reception can be done separately.</p> |
