Often, you will only need this in the coldest weather, when the fleece adds extra insulation between your base layer and your outer layer.

通常你只会在最冷的天气才需要这个，羊毛会在你的底层和外套之间增加一个额外的隔绝层。

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Advance package models include further noise reduction using a thicker carpet base layer and front fender liners.

先进的包装模式包括进一步降低噪音使用更厚的地毯基层和前挡泥板衬垫。

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Only one base layer can be active at a time.

一次只能激活一个基础层。

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

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Dual-shot adds a second layer of colored, transparent or translucent polycarbonate on top of a base layer to produce secondary color blends and depth effects.

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The micoach Elite System includes a small data cell that fits into a player's base layer in a protective pocket on the back between the shoulder blades.

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