Digital cross - connection system dxc 數(shù)字交叉連接設(shè)備
Approved by the foundation for cross - connection control and hydraulic research at the university of southern california 通過位于美國南加州大學(xué)內(nèi)的美國交叉連接控制和水利研究基金會的認證。
Series 775 double check valve assemblies provide protection of the potable water supply for non - health hazard cross - connections 系列775雙止回閥總成防止交叉連接處非健康危害的流體污染飲用水供應(yīng)系統(tǒng)。
As complied from documented foundation for cross - connection control and hydraulic research at the university of southern california lab tests 獲得位于美國南加州大學(xué)內(nèi)的交叉連接和水研究基金會的認證。
cross-connection meaning:[Architecture] 1. A connection between two otherwise separate piping systems, one containing potable water and the other water which may be contaminated. 2. In a fire-protection system, a piping conne...cross-connection перевод:матем. перекрёстная [взаимная] связь