多弧

And the hardness augments first and minishes after with increasing of unlocking interval time and lighting time of Cu target.

复合多层膜硬度随着Cu靶开启的间隔时间、燃弧时间的增大，均呈现先增大后减小的基本趋势。

Methods Serotyping and phage-biotyping systems were used to examine 130 V. cholerae non-O1 strains collected from some areas in Guangxi, and cholera toxin was detected by PCR.

方法收集广西部分地区130株非O1群霍乱弧菌进行血清学分型和噬菌体—生物分型，并用多聚酶链反应进行霍乱肠毒素检测。

For many years ,by adhering to the principle of customer foremost,Shanghai Saini Company has been always engaged in the production of R series coaxial hard gear surface column gear speed reducers, S series gear worm speed reducers, F series parallel axis gear speed reducers, K series spiral umbrella gear speed reducers, RV series worm speed reducers, MB, MBN planet taper disc stepless speed variators, WH/WB series high power gear speed reducers, cycloid pin gear speed reducers and other types of universal and special speed reducers.

多年以来，上海赛尼传动设备有限公司秉着客户至上的原则，专业生产WR系列同轴式硬齿面圆柱齿轮减速机，WK系列弧齿锥齿轮硬齿面减速机，WF系列平行轴斜齿轮减速机，WS系列圆柱蜗杆减速机，RV系列蜗杆减速机，MB、MBN行星锥盘无级变速机等其他类型通用的和专用的减速机，被广泛应用于舞台机械、食品、包装、陶瓷、制药、纺织、环保等诸多领域。

Squeezing through a cleft in the rocks, the potholers arrived at an enormous cavern, the size of a huge concert hall

打上明亮的弧开灯，他们看见了一些巨大的石笋，其中一些高达40多英尺，像树干一样耸立着，与悬挂在顶部的石笋相对

The granite plutons related to metallogenesis of iron mostly formed from 410Ma to 400Ma, resulted from the melt and differentiation of oceanic crust in a arc-continent setting because of subduction of plate.

与铁矿成矿有关的花岗岩多在410～400Ma形成，也是陆缘弧环境中板块俯冲作用下洋壳熔融、分异的产物。

Two alloying platings composed of same basic component for both deposited layer and the substrate , prepared by non-magnetron ion plating with arc source process, are analyzed with scanning electron micro.

对QA19-4/Cu及1Cr18Ni9Ti/45钢等两类同基合金的非磁控电弧离子镀镀层进行的扫描电镜分析结果表明，由于弧流携带的液滴较多，沉积层组织呈细密的片层状，层厚2-3μm。

MOTOMAN SK-16 arc welding robot system with YASNAC MRCⅡ controller, welding power, wire-feeding structure, cooling system, V-plank and preheat system, it can accomplish continuous welding for multi-nipple fillet-welds of power boiler header .

MOTOMANSK -16弧焊机器人配用YASNACMRCⅡ控制器、焊接电源、送丝机构、冷却系统、V形支架和预热装置，通过示教再现的方式可完成电站锅炉集箱管接头多个角焊缝的连续焊接。

Is a professional manufacturer of single-sided and multilayer circuit board manufacturers, in the face of highly competitive PCB market, the company broke the single product structure to PCB industry based on the implementation of a diversified operation, with the exception of PCB production, but also sales of copper clad laminates and electronic components, while a number of factory lines to solve environmental problems, I Division also provides drag-cylinder boards, Recycling Waste CCL, waste water stripping, drilling aluminum, gold / tin frame .

广州市百弧电子材料有限公司是一家专业生产单双面及多层线路板的厂家，面对竞争激烈的线路板市场，公司打破单一产品结构，以PCB产业为依托，实行多元化经营，除生产PCB外，还销售覆铜板和电子元器件，另外为众多线路板厂解决环保问题，我司还提供拖缸板，回收废覆铜板、废退锡水、钻孔铝片、金/锡边框。

Its technical control was more complex,the fluencing factor on the bead appearance was much more than the single-wire welding.

双丝埋弧焊以其高效、节能、优质的特点而得到广泛应用，但其工艺控制较复杂，焊道成形影响因素较多。

The company's major machines and equipment are imported from abroad, equipped with many H-type steel assembing correction lines, CNC flame-cutting production lines, gantry submerged arc welding production lines, sand-blowing rust-removing lines, painting lines, space-frame production lines,C/Z-type production lines, all kinds of plate production lines and so on.

公司的部分主要设备均从国外进口；配置多条H型钢组立校正生产线、CNC电脑数控火焰切割生产线、门型埋弧焊接生产线、喷沙除锈生产线、喷漆生产线、网架生产线、C/Z型钢生产线、各种板材生产线等先进的机器设备，使产品有了高品质的可靠保证。

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