2788/2720重量,2788/2720尺寸,2788/2720参数63008-2RSR图纸,63008-2RSR 采购价格63008-2RSR,63008-2RSR货期,HK0408B重量,HK0408B尺寸,HK0408B参数NA4900.2RS型号尺寸，NA49...