5.04668.0040309规格参数
相关型号
5.0474033E+9 5.0475407E+9 5.04903.0090000 5.04903.0100000 5.04903.0110000 5.04908.0254010 5.04908.0260000 5.04908.0830000 5.04908.1320000 5.04909.0324010