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BG-A972440(75°蒸馏头/具孔盖和橡胶圈/磨口24/40)'); document.write('¥52
BG-A252924(B型接头/上29/42/下24/40)'); document.write('¥37.6
BG-C184173(闪式层析柱/内径13.4mm/壁厚1.8mm/长305mm)'); document.write('¥84