英语释义

1. a layer developed within the separation layer in leaves of deciduous plants at the time of leaf fall that protects the exposed cells from desiccation and infection until the periderm forms

片语

protective oxide layer保性氧化层

protective concrete layer保护混凝土层

A Protective Ozone Layer具有保护性的臭氧层

protective coating layer防腐涂层

protective magnetite layer磁性氧化铁保护层

protection course保护层

protective e layer保护层

protective soil layer土保护层

covering layer[包装] 保护层；覆盖层

protective zinc layer锌防护层

英汉例句

• the protective layer of the side wall waterproof layer and waterproof layer should be closely combined, the thickness of the protective layer shall comply with the design requirements.

  侧墻卷材屋顶防水层的保护层与屋顶防水层应结合紧密、保护层厚度应吻合设计要求。

• according to the protection rule of the deformation and stress-relief in exploiting protective layer, the inclination and strike protection scopes of protective layer are located.

  并根据保护层开采的应力卸压保护準则和变形保护準则，确定保护层沿倾向和走向的保护范围。

• with excellent light reflectance and weather resistance, have to save energy, which makes protective layer can be.

  具有优良的光线反射能力和耐候性，有利于建筑节能，其上可不做保护层。

• ( botany ) outer tissue of bark; a protective layer of dead cells.

  （植物学）树皮组织外部的；由死细胞组成的保护层。

• this crust retains moisture in desert climates and provides a protective layer preventing erosion.

  这表层能留住沙漠里的水汽，提供了一个保护层以防止土地被侵蚀。

• 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。

• the lead wire and its protective layer of the sensor shall be of one-piece construction, and its connection with variable conveying module shall subject to the manufacturer's standards.

  传感器引线及其保护层应为一体化结构，与变送器模块的连接应采用厂家提供的标準。

• the analysis of the experimental results shows that the desirable thickness of metallic protective layer can be obtained by this method, and the temperature sensitivity is improved too.

  通过对实验结果的分析，表明这种方法不仅可以获得厚度理想的金属保护层，同时可以提高光纤光栅的温度灵敏度。

• 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。

• since the 1970s, scientists have known that the protective layer is being depleted by manmade gases, in particularly the cfcs once used in aerosols .

  自从20世纪70年代以来，科学家就知道这一保护层一直被人造气体损耗，特别是曾用于喷雾剂的氯氟烃。

• the bacteria also band together tightly in response to the appropriate ahl, and secrete a protective layer of complex sugar molecules that protect them from their surroundings.

  在ahl的作用下，细菌甚至还会紧紧聚集在一起并分泌一种复杂的糖质保护膜分布于其周围。

• in this paper, a new technique of protective layer excavation of horizontal foundation was expounded and applied to the construction of lijiaxia hydropower station.

  本文是水平建基面保护层一次爆破开挖新技术在李家峡水电站工程的应用实例。

• the calculation method about the minimum lining thickness of concrete protective layer is given in the cold region.

  提出了寒区混凝土防护层渠道最低衬砌厚度的计算方法。

• secondly , protective layer thickness is too thin to protect concrete reinforced bar and reduce durability.

  保护层厚度不够导致钢筋外露引起锈蚀，降低了桥梁的耐久性；

• the protective layer can be designed into different color layers, and therefore, the stacked plate has the efficiency of convenient planning management.

  该保护层设成为不同的色层，具有便于规划管理的功效；

• unlike the protective layer of ozone in the upper atmosphere, excessive ground-level ozone is tied directly to health.

  与高空中具有保护能力的臭氧层不同，过量的近地面臭氧直接危害人体健康。

• stripping the cerebrum of this protective layer allows the brain to be sliced more evenly.

  剥离这种大脑的保护层能让大脑显得更加平整。

• then they often follow that with a sprinkling of dust to create a protective layer of dirt on their skin (think elephant sunscreen!).

  然后会再洒上少量尘土，在皮肤上形成一个尘土的保护层（大象也防晒吧！）