The secondary structure of rhizome include epiderm, cortex and vascular tissue, pith ray is developed.
根状茎的次生结构由外向内为表皮，皮层和维管柱，髓射线发达。
Objective To investigate the therapeutic effect of APL on epiderm proliferation of psoriasis-like model of guinea pig.
目的观察置换肽（A PL）对豚鼠银屑病样模型表皮增殖的治疗作用。
The structure of epiderm combined with middle layer is advantageous to the conveyance and storage of nutrient substance;
中层细胞与表皮细胞的紧密结合有利于物质的运输与贮存；
The structure of epiderm combined with middle layer is advantageous to the conveyance and storage of nutrient substance;
中层细胞与表皮细胞的紧密结合有利于物质的运输与贮存；
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