BK/S506-5-R规格参数
相关型号
BK/S506-6.3A BK/S506-6.3-R BK/S506-630MA BK/S506-630-R BK/S506-63-R BK/S506-800MA BK/S506-800-R BK/S506-80-R BK/S506-8A BK/S506-8-R