28300货期价格,28300图纸参数,28300采购交期89317-M货期价格,89317-M图纸参数,89317-M采购交期,K20X28X16/0-7重量,K20X28X16/0-7尺寸,K20X28X16/0-7参数NJ217ECM重量,NJ217ECM尺寸,N...