The enzyme was negative in the regions of cartilage martrix, molecular layer and granular layer of cerebellum.

软骨基质，小脑皮质分子层和颗粒层等部位酶呈阴性。

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Dentate gyrus included molecular layer, granular layer and polymorphic layer. There are round and elliptical cells in granular layer.

齿状回可区分分子层、颗粒细胞层和多形细胞层，其中颗粒细胞层内细胞多呈圆形或椭圆形。

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By a particular treatment method a very thin but anti-water single-molecular layer is formed on the surface of the toughened glass and the porcelain insulators.

对制造厂生产的瓷绝缘子和钢化玻璃绝缘子进行特殊处理，可以在绝缘子表面生成一层极薄的、憎水性很强的单分子层。

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The result is that any coating, such as an antibacterial layer, would be "self-repairing" after small amounts of damage, as the molecular chains just below the damaged layer re-cover the surface.

BBC: Coating heals itself after damage

The base layer of modern skis is made from a substance called ultra-high-molecular-weight polyethylene.

ECONOMIST: Skiing: Not waxing lyrical | The