7合一COB-300W-RGBYW50W65W75-36V-GY各20W-W50W65W75各20W-Ra＞95-R-100W-B-60W-芯片-R-DZ1430-20B12C点粉-B-DZ1430-12B12C-YW50W65W75-DZ1430-4B12C-G-DZ1021-5B12C-1.5mm铜基板-4560mm-发光面2046.2mm-定位孔F3.4mm定位孔间距32mm