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69.03 其他耐火陶瓷制品(例如,甑、坩埚、马弗罩、喷管、栓塞、支架、烤钵、管子、护套及棒条),但硅质化石粉及类似硅土制的除外:
69.03 Other refractory ceramic goods (for example, retorts, crucibles,muffles, nozzles, plugs, supports, cupels, tubes, pipes, sheaths and rods), other than those of siliceous fossil meals or of similar siliceous earths:


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