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DZ-BG-具砂板节门连接头(有效长150mm/外径42mm/上磨口24/40/下磨口19/22/G3)'); document.write('¥1
OMMG(分子模型研究生套装)'); document.write('¥329
BG-A621922(真空接收管/上磨口19/22/小咀外径8mm)'); document.write('¥43.2
BG-P95045-20KM(样品瓶套装/螺口空心盖含垫/高硼硅/20mL)'); document.write('¥6.35