产品型号：
 
KER160-4 KER160-5 KER160-7 KER160-10 KER160-16 KER160-20 KER160-25 KER160-35 KER160-40 KER160-50 KER160-70 KER160-100 KER160-64 KER160-80 KER160-100 KER160-125 KER160-140 KER160-175 KER160-245 KER160-280 KER160-350 KER160-400 KER160-500 KER160-700 KER160-1000