A.200-300mm B.150-200mm C.150-250mm
A.0.15-0.3L/min B.0.15-0.2L/min C.0.2-0.25L/min D.0.25-0.3L/min
A.工藝設(shè)計 B.公用設(shè)施設(shè)計 C.建筑設(shè)計 D.設(shè)備設(shè)計