下图中甲乙是�吸道管壁上分布最多的两种细胞结构示意图即纤毛细胞和黏液腺细胞当灰尘病菌等异物进入时�吸道可将包裹异物的黏液推�喉的方� Template




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tomski下图中甲乙是�吸道管壁上分布最多的两种细胞结构示意图即纤毛细胞和黏液腺细胞当灰尘病菌等异物进入时�吸道可将包裹异物的黏液推�喉的方� coloring