FNJ-1/2规格参数
相关型号
FNJ-10 FNJ-1-1/4 FNJ-1-1/8 FNJ-1-2 FNJ-15 FNJ-1-6/10 FNJ-1-8/10 FNJ-2 FNJ-2-1/2 FN-J-2M