stratum use层级使用
stratumn.地层;阶层
stratum plextiforme cerebelli小脑丛状层, 小脑分子层
stratum moleculare hippocampi海马分子层
stratum corneum basic protein基底角质层蛋白
stratum longitudinale gastris胃肌织膜纵层
stratum interolivare lemnisci橄榄间层
stratum absence and reversion地层缺失和倒转
stratum granulosum epidermidis郎格罕氏层
stratum neuronorum piriformium梨状神经元层