1966年,北京金属构造厂开辟出了使被焊球体扭转的埋弧主动焊。
In 1966, Beijing metal structure factory developed by rotating sphere of the submerged arc welding automatic welding.
硬壳式构造一种金属构造,如飞机,其外壳承担机身受到的全部或大部分压力。
A metal structure, such as an aircraft, in which the skin absorbs all or most of the stresses to which the body is subjected.
适用范围:建筑、造船、飞机、火车、管道工程、厨具、电梯、金属构造工程、装饰金属制造等等。
Applicable scope: building, ships, planes, trains, pipeline engineering, kitchen utensils, elevator, metal construction engineering, ornamental metal manufacturing, etc.
让老旧飞机搁浅的一件事就是飞机铝构造因为金属疲劳产生的故障隐患。
One thing that does ground old aircraft is the impending failure of their aluminium structure from metal fatigue.
但Rothemund的目的不是做微型地图,Ro themund说,将来在使用金属或其他材料构造纳米结构时,微小的DNA结构可以作为支架使用。
But the real goal of this work isn't tiny maps. Rothemund says that in the future, tiny DNA shapes could serve as scaffolds for quickly building nanostructures made of metals or other materials.
创建探索馆艺术家驻斯泰西斯派尔大,这些丰富多彩的形状,构造的金属和伸手可及暂停。对象是为了处理和考虑。
Created by Exploratorium artist-in-residence Stacy Speyer Large, these colorful shapes are constructed of metal and suspended within reach. The objects are meant to be handled and contemplated.
这个绳索网串在构造的柱子之上并由金属固件固定,创造了一个跨越室内宽度的弹性表面。
The rope canopy is strung up around the structural columns and held in place by metal fixings, creating a flexible surface that spans the length of the space.
金属氧簇以其具有的特异、优越的物理化学性质,已经成为构造新型分子基功能材料的重要无机构筑块。
The metal-oxygen clusters have been employed to constructed novel molecules-based function materials owing to their particular physical chemistry properties.
本文给出了研究金属中激波构造与衰减的一个物理模型。
In this paper, a physical model of the structure and attenuation of shock waves in metals is presented.
关于汽车构造基体金属的探讨,突出了现代铸铁的技术进步;
The discussion on base metals for auto construction pays special attention to technical advancement of modern cast iron.
我们选用1,4-苯二硫酚有机分子来构造分子结,设金属电极由金来构成。
In our calculations, an organic molecule benzene-1,4- dithiol is chosen to structure molecular junctions, and the metal electrodes are presumed to be made up of gold.
将金属氧化物半导体的栅极构造蚀刻(510)。
A gate structure of the metal oxide semiconductor is etched (510).
崩落法开采急倾斜金属矿山的地表沉陷问题是国际性重大难题,属构造应力影响下地表移动问题。
The surface subsidence for caving mining used for metal mines with steep veins, a worldwide difficult problem, belongs to the realm of surface movement under the effect of tectonic stress.
常规的无粘结柔性管采用的是多层构造,主要为金属材料增强的热塑性管道衬里。
Conventional unbonded flexible pipe designs are a multi-layer construction based upon a thermoplastic pipe liner reinforced with metallic materials.
构造了一种适用于太赫兹器件的二维金属光子晶体结构。
Two-dimensional metallic photonic crystal in THz range was constructed.
这是很容易构造在与钢板焊接和金属工程设施后院车间由于它的简单性。
This is easy to construct in a backyard workshop with welding and plate-metal engineering facilities because of it's simplicity.
这是很容易构造在与钢板焊接和金属工程设施后院车间由于它的简单性。
This is easy to construct in a backyard workshop with welding and plate-metal engineering facilities because of it's simplicity.
太平洋构造岩浆活动在区域上的推移和区域地球化学场制约区域金属分带。
The regional metal zoning was restricted by the moving forward of the Pacific tectono-magmatic action and regional geochemical field.
研究了北祁连山造山带火山成因块状硫化物矿床(VMS)类型、金属来源与容矿围岩、火山岩类型及其构造环境的关系。
The relationships between VMS types, source of metal, host rock, volcanic rock types and tectonic setting have been studied in this paper.
使用金属砂作为过滤材料,对提高纤维的质量有重要作用。文中对金属过滤砂的构造与性能进行了分析探讨。
As a filtration material, the metallic sand plays an important role for the improvement of fibers quality. Its structure and property are discussed in this paper.
水口山铅-锌多金属矿田内的硅化角砾岩体(带)的展布明显地与矿田构造关系密切。
The distribution of silicified breccia(zone) in Shuikoushan lead zinc polymetallic ore field obviously shows close association with ore field structure.
由于金属矿区地质构造的复杂性,金属矿勘查中的地震方法技术还处于试验应用研究阶段。
Due to the complexity of geological structures in metallic ore areas, seismic techniques applied in metal exploration are still in the experimental stage.
北祁连金属成矿省在地质历史演化过程的不同构造环境内形成了四个主要金属成矿幕。
Four metallogenetic epochs occurred in different tectonic environments during the evolution of the Northern Qilian metallogenetic province through geological time.
龙洞湾多金属矿床大地构造处于昆仑秦岭褶皱区秦岭褶皱系礼县-柞水-海西地槽褶皱带中部。
The Longdongwan polymetallic ore deposit geostructure is in middle the Kunlun Mountains Qinling folded region Qinling system of fold Li xian-Zashui Haixi geosyncline belt of folded strata.
耐用的电动盲孔铆钉安装工具,用于金属壳建筑构造。
The rv73g is a rugged electric bulb-tite installation tool designed for use in metal clad building construction.
利用金属丝构造是获得一些关于体积大小的想法相当快的方式,我也试着用粘土和纸去覆盖这个构造,从而获得封闭的表面。
The metal wire was a fairly fast way to get the some volume and size; I also tried to cover the structures in clay and in paper mache to get some closed surfaces.
其三层构造和金属使用的结果,使保险丝具有记忆性。
As a result of its trilayer construction and the metals used, the fuse had memory.
超晚期断褶构造发育程度控制了上扬子地台区油气藏及金属矿产资源的形成与分布。
The formation and distribution of the petroleum and metallic mineral resources in the study region were controlled by the degree of development of the latest foldfault structures.
介绍了深圳会议展览中心金属屋面系统的构造层次设计,包括压型钢板层、结构檩条层、防水保温层、面板层,并对该屋面系统的功能要求和施工工艺作了介绍。
This paper introduces design of metal roofing system for Shenzhen Conference and Exhibition Center, including roll formed steel sheet, purline, waterproofing-insulation and deck.
对双金属环阵列结构产生负磁导率的机理进行了分析,在此基础上,尝试采用单金属环阵列结构来构造负磁导率材料。
Based on the analysis of the negative permeability properties of double split-ring-resonator array (SRRA), a simplified structure called single SRRA was proposed and demonstrated.
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