The cover layer on one side of basin has double structure.

盆地一侧的盖层具有双重结构。

youdao

Finally, wrap the outer cover layer which serves both as protection to the glass wool and decoration.

最后在外面包上外裹层，既可保护玻璃棉，又达到美观的要求。

youdao

Clad steel is a sort of double layer metal that consisted with a base layer steel and a cover layer steel.

复合钢板是一种由基层钢板和复层钢板复合而成的双层金属。

youdao

If the ground does freeze in your part of the world, simply cover your carrot garden with a thick layer of leaves or straw.

VOA: special.2009.02.24

Drop several seeds over the surface of the pot and cover with a thin layer of vermiculite, a substance that can hold air, water and nutrients.

VOA: special.2009.04.21

Using a long metal icing spatula, cover the layer generously with frosting.

NPR: Recipe: Devil's Food White-Out Cake

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

They used a series of patterned masks to cover different areas of the wafer while each layer of precursor was sprayed on to it.

ECONOMIST: Combinatorial chemistry