R76PN3220JB30K规格参数
相关型号
R76PN3220SE30J R76PN3220SE30K R76PN32705030J R76PN32705030K R76PN32705050J R76PN3270CK30J R76PN3270CK30K R76PN3270JE30J R76PN3270JE30K R76PN3270JH30J