【產(chǎn)品規(guī)格】:6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,30,32,34,35,36,38,41,46,50,55,60,65,70(mm)
我公司已經(jīng)全面通過ISO9001國際質(zhì)量體系認證