| 摘要 |
<p>The invention relates to a multi-venturi comprising multiple parallel tubes (1) which are each provided with a narrow passage (2) communicated with an inner vacuum chamber (3) and side inlets (4) used to meter an adduct into a base liquid flowing through the tube (1). The main inlets (5) of all of the tubes (1) are interconnected in relation to a common supply pipe (6) and the outlets (7) of all of the tubes (1) are interconnected in relation to a common discharge pipe (8). The multi-venturi includes interconnected side inlets (4) used to supply adducts through common supply means.</p> |
