如图甲乙是�吸道管壁上分布最多的两种细胞即纤毛细胞和黏液腺细胞结构示意图.当灰尘病菌等异物进入时通过纤毛细胞的�动�吸道可将包裹 Template




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tomski如图甲乙是�吸道管壁上分布最多的两种细胞即纤毛细胞和黏液腺细胞结构示意图.当灰尘病菌等异物进入时通过纤毛细胞的�动�吸道可将包裹 coloring