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BH-10309(封口膜/宽10cm/长38米/进口)'); document.write('¥245.34
BT-12910-H2-10(减压器/氢气/YQQ-370/10)'); document.write('¥2400
BH-10280(低密度四氟带/聚四氟乙烯低密度生料带/PTFE/20m/20mm)'); document.write('¥9.89