8.5020.4851.0005规格参数
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8.5020.4851.0100 8.5020.4851.0500 8.5020.4851.1000 8.5020.4851.1024 8.5020.4851.1200 8.5020.4851.2048 8.5020.4851.2500 8.5020.4851.3000 8.5020.4852.0100 8.5020.4852.0360