layeragen.压条法layern.层vi.分层vt.将某物堆积成层Layer thickness ratio厚度比layer of His marginal塌方layer insulation test层间绝缘试验Layering capabilities分层性能layer of Henle fibersn.(亚洲种)狼山鸡layer of ciliary body睫状体色素层Layer Paracompactness层仿紧性layers of combination结合层次layered steel-fiber层布钢纤维layered semiconductor层状半导体