层的

A method for forming a passivated metal layer that preserves the properties and morphology of an underlying metal layer during subsequent exposure to oxygen-containing ambients.

本发明提供了一种形成钝化金属层的方法，所述钝化金属层可以在随后暴露于含氧环境时保持下方金属层的性质和形貌。

Or five-layer corrugated cardboards and reinforced cardboard of various specifications.

公司拥有两条五层电脑控制1.6/1.8米宽幅的瓦楞纸板生产线，配备A、B、C、E瓦楞机，可生产三层或五层的各种楞型配置及加强型纸板。

Each Department has a level of Ministry Headquarters assigned to it, although Law Enforcement has not only level two but also the courtrooms of level ten.

每个部门都占魔法部总部的一层楼面，魔法法律执行司不仅拥有第二层，而且还有第十层的审讯室。

Archie's electrical parameters of complex pore texture in sandstone reservoir.;2. Based on methods of core analyses,petrographic images,capillary pressure curves and T2 relaxation time curves of nuclear magnetic resonance,the microscopic characteristics of pore texture and evaluation for the Fu-Yang oil reservoirs are comprehensively studied.

根据岩心、岩石图像、毛细管压力曲线分析和核磁共振测量T2弛豫时间曲线等方法，对三肇地区白垩系泉头组扶、杨油层低渗透储集层的孔隙结构进行评价及综合研究，讨论3个问题：(1)储层中孔隙度和渗透率的关系；(2)孔隙结构的微观特征及其对渗透率的影响；(3)储层的渗滤能力、可动流体饱和度及储层评价。

For focusing on the selected layer in 2-photon multi-layer fluorescent data storage, a varifocal layer-selection technology based on present optical disk system and two-element lens technology is proposed.

为了在双光子多层荧光数据存储中实现对信息层的跟踪聚焦，基于目前的光盘存储系统和双元透镜控制方案，提出了一种变焦选层技术。

The practical experiences of several tannages and my own tanning experiences were combined to summarize the producing and dyeing technology of suede split bovine leather .

介绍了牛二层绒面革工艺技术和染色方法，在实际生产过程中，借鉴各家工厂生产牛二层的经验并结合个人试验实践，总结出牛二层绒面革的加工及染色工艺。

The paper describes in detail the four factors resulting in the corrosion of buried steel pipeline,that is environment,corrosion control effectiveness,material of pipe steel,and stress of pipeline,presents a total statistics on petroleum asphalt,coal-tar enemal,extruded polyethylene coating,PE tape,FBE,and multiple coating system and the individual percentage of theirs per years during 1990-1995,and points out that the selection of all kinds of coatings,being different behaviors,should be defermined according to the geological conditions and corrosive environments along pipeline route.

阐述了埋地钢质管道发生腐蚀的四个影响因素，即环境、腐蚀防护效果、钢管材质和制造工艺以及应力水平，统计了1990-1995年石油沥青、煤焦油瓷漆、挤塑聚乙烯、PE胶带、FBE、复合覆盖层的涂敷量，指出防腐覆盖层各有优缺点，应根据管道线路的地质条件、腐蚀环境等而定，目前应建立防腐层的综合评价方法以解决防腐覆盖层的设计问题，同时还应对钢管表面处理、现场补口加以重视，在采用高强薄壁钢材时应考虑壁厚要求。

The role of six types of urban plantations in Harbin in maintaining woody plant diversity was assessed quantitatively by sample plot survey and diversity index analysis.

采用样地网格调查方法与多样性指数分析方法，定量评价了哈尔滨城市人工林在维持木本植物多样性方面的作用，并通过分析林分更新层、演替层、主林层的多样性指数，探讨了城市人工林自然化过程及其近自然经营途径。

The role of six types of urban plantations in Harbin in maintaining woody plant diversity was assessed quantitatively by sample plot survey and diversity index analysis. The naturalization process and the approaching-nature management modes of the urban plantations were also discussed in terms of richness, evenness and Shannon-Wiener indexes of regeneration layer, succession layer, main storey, brush layer aiming to provide a basis for forest management and biodiversity protection.

采用样地网格调查方法与多样性指数分析方法，定量评价了哈尔滨城市人工林在维持木本植物多样性方面的作用，并通过分析林分更新层、演替层、主林层的多样性指数，探讨了城市人工林自然化过程及其近自然经营途径，以便为哈尔滨城市森林经营与生物多样性保护提供依据。

Scanning electron microscope and electron despersive spectrum were used to analyze the micromorphology and composition of zinc platings and EN deposit.

利用SEM、EDS对浸锌层、化学镀Ni-P层的形貌和成分进行了分析，镀层结合力合格，并初步探讨了浸锌溶液中稳定剂的作用机理。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐