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基极层
1、mucus layer───粘液层
2、base───n.(Base)（英、美、爱尔兰）马濑（人名）；adj.卑鄙的；低劣的；v.以……作基础；将……的活动中心设在某地；n.基底；基础；基地；基本成分；碱；（晶体管的）基极；词根；（数系的）基数；（棒球）垒
3、clayey layer───粘土层
4、decarburized layer───[化工]脱碳层
5、smoothing base───平滑基底
6、layer───vt.把…分层堆放；借助压条法；生根繁殖；将（头发）剪成不同层次；n.层，层次；膜；[植]压条；放置者，计划者；vi.形成或分成层次；[植]通过压条法而生根
7、outer layer───外层（细胞次生壁外面的一层）
8、dense layer───[医]致密层
9、oxide layer───氧化层
1、If you plan to wear it over a thicker base layer, or if you're bulkier than I am and prefer a looser fit, get the next size up.───如果你准备在里面穿上件厚点的内衣，或者你比我块头大点，而且喜欢宽松点的衣服，那么你就要选择大号点的了。
2、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。
3、Leaving it out can cause problems such as being unable to pan at all or having additional layers badly misaligned on top of the base layer.───如果不指定，可能会出问题，比如根本不能平移或是有额外的层在基层上不能很好地对齐。
4、The base layer of the tag comprises an insulating film layer and a conducting layer attached to the insulating film layer.───该标签的基层由一绝缘膜层和绝缘膜层上贴设的导电层构成；
5、The skin's base layer is the subcutis, which includes a seam of fat laid down as a fuel reserve in case of food shortage.───皮肤最里层的部分叫皮下组织，包含狭长的脂肪层——作为缺血时的储备。
6、one base layer can be active at a time.───一次只能激活一个基础层。
7、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。
8、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。
9、By applying this coating material over a plastic base layer, there can be obtained a gas-barrier multilayer body having a gas-barrier layer.───通过将该涂料涂布在塑料基材层上，可以得到形成有阻气层的阻气性层叠体。