An Unbiased View of ome88
Provision shall be built for standby pumps fed from various supply of electric power at the rate of 50 p.c of combination variety of pumps, topic to bare minimum of 1 and optimum of two. Exactly where pumps are of various capacities, standby pump ought to be of maximum potential.請注意:務必確保已選取的區域來自正確的螢幕截圖�