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- To cover with a thin protective layer. 覆盖以薄的保护层覆盖。
- Epidermis The outer protective layer of cells in plants. 表皮：是位于植物体的最外方的保护层细胞。
- All edges to have a protective layer to protect from impact damage. 所有的边要加一个保护以避免损伤。
- If you uses Lux, it will add a protective layer all over your body. 如果你用力士，它会在你的肌体上增加一层保护层。
- The ozone layer is a protective layer around the planet Earth. 臭氧层是地球的保护层。
- Thic coat serves as an adhesive between cells and as a protective layer. 这一层负责细胞间的连接，并作为细胞的保护层。
- The method is to coat a wafer of silicon with a protective layer of silicon dioxide. 其方法是往硅片上涂上一层二氧化硅防护膜。
- Use of the protective layer of water, the dolphins swimming almost no friction or create a vortex. 借助这个水的保护层，海豚游动时几乎没有磨擦力，也不造成漩涡。
- This sudden cold, sudden changes in heat must use special materials and protective layer. 这种骤冷、骤热的变化必须要使用特殊的材料及防护层。
- Kitchen and toilet： Construct up to the waterpoof protective layer,preserve pipeline interfaces. 厨房、卫生间：施工至防水保护层，预留各种管线接口。
- The protective layer of the Paiho earthdam at the Miyun Reservoir slid during an earthquake in 1976. 1976年地震时密云水库白河土坝保护层发生滑坡。
- Without this protective layer, other Colostrum products can be destroyed by stomach acids and offer limited benefit. 没有这些保护外层，其它的牛初乳产品会被胃酸所破坏除低吸收的效益。
- For frozen sweet foods, it can form a protective layer for thermofusion, avoid aroma loss and elevate melting point. 在冷冻甜食制品中添加可提供热聚变保护层，改进香味逸散，提高熔点的性能。
- Printed circuit board: A plastic base with a copper coating on to which the circuitry is printed with a protective layer of ink. 印刷线路板:在塑胶基片镀铜，
- Meanwhile, it is able to form a protective layer to cover fruit, meat and seafood, warding off direct contact with air, hence, prolongs reserve period. 还可用来覆盖水果、肉、禽类和水产品作为保护层，与空气不直接接触，延长贮藏时间。
- You can choose to end the destruction of your rain forests tomorrow. You can choose to stop depleting the protective layer hovering over your planet. 你们可以选择明天便中止你们对雨林的破坏。你们可以选择停止耗竭盘旋在你们星球上空的保护层。
- The weight of these tubes holds the protective layer in place, while the gaps between the tubes permit the overspill to escape. 这些装满水的管子的重量足以固定住这些保护层，漫出堤坝的河水可以在粗管间溢过。
- Some metals weld better than others. 有些金属容易焊，有的不容易焊。
- B: Tile that has applied Pure Bright technology has a protective layer on its surface, that layer could fill the small pore and crackle on polished tile. 销售小姐：应用了超洁亮技术的砖的表面有一层保护层，这保护层可以覆盖填补抛光砖表面的气孔和微裂纹。
- A protective layer, made of glass or plastic, which surrounds the core. The cladding has a lower index of refraction than the core, which helps keep light in the core. 环绕著光纤核心[纤核]之保护层称为光纤外壳,材质为石英玻璃或塑胶,光纤外壳具备低反射指数,可以将传输光束局限于光纤核心。
