型号 规格
j173h-70 a:70mm b:35mm c:35mm
j173h-75 a:75mm b:37.5mm c:37.5mm
j173h-75 a:75mm b:41.5mm c:33.5mm
j173h-78.5 a:78.5mm b:42mm c:36.5mm
j173h-80 a:80mm b:46.5mm c:33.5mm
j173h-84 a:84mm b:42mm c:42mm
j173h-90 a:90mm b:56.5mm c:33.5mm
j173h-100 a:100mm b:55mm c:45mm
