KJ42X47X23.8XS 日本NTN丝杆轴承 KJ42X47X23.8XS重量参数
KJ42X47X23.8XS 日本NTN丝杆轴承 KJ42X47X23.8XS尺寸参数
KJ42X47X23.8XS重量参数,KJ42X47X23.8XS价格货期
NA6913R价格
KJ42X47X23.8XS 日本NTN丝杆轴承 KJ42X47X23.8XS尺寸参数
KJ42X47X23.8XS重量参数,KJ42X47X23.8XS价格货期
NA6913R价格