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YuanMore元茂起球仪试验箱内用载样管511专用载样管
型号: 511
符合GB/T4802.3-2008标准
YG511专用载样管
每个起球仪试验箱需要4个,每个管长140mm左右,外径31.5mm左右,管壁厚度3.2mm,质量52.25g左右
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