tungsten
['tʌŋstən]
n.钨
例句与用法:
A coarse-grained granite, sometimes rich in rare elements such as uranium, tungsten, and tantalum.
花岗伟晶岩一种有时富含铀、钨和钽等稀有元素的粗纹理花岗岩
Even with the air pumped out the bulb, the tungsten filament slowly vaporizes.
即使灯泡中的空气被抽出,钨丝也会慢慢地蒸发。
词形变化:
形容词: tungstenic | 简写符号: W |
n.
【化】钨
tungsten['tʌŋstən]n.1.■【化学、冶金学】 钨(元素符号W)[亦作 wolfram]
tungstentungsten[ˈtʌŋstən]n.1.■【化】钨(74号元素, 符号W)tungsten filament钨丝tungsten steel【冶】钨钢
继承用法tungstenic[tʌnsˈtenik]adj.
[ˈtʌŋst(ə)n]
noun
- [mass noun]the chemical element of atomic number 74, a hard steel-grey metal of the transition series. It has a very high melting point (3,410°C) and is used to make electric light filaments(Symbol: W)
(化学元素)钨(符号:W)
adjective
tungstous
adjective
语源
- 18th cent.: from Swedish, from tung 'heavy' + sten 'stone'
tungsten
名词 tungsten:
a heavy grey-white metallic element; the pure form is used mainly in electrical applications; it is found in several ores including wolframite and scheelite
同义词:wolfram, W, atomic number 74
tungsten
■The German missionary Mr.Wilhelm discovered tungsten in 1907 in Mount Xihua of Ganzhou where is the first place that tungsten was discovered in China.
1907年,大余县天主教福音堂德国传教士邬利亨发现西华山有钨,由此西华山成为中国最早发现钨的地方,并开始了中国钨矿的开采历史。
■In 1984, Ganzhou Tungsten and Molybdenum Materials Factory was into production.
1984年,赣州钨钼材料厂投产,引进日本技术,生产出了钨粉、棒、丝等产品。
■In Aug. 2003, as an experiment, Dayu government auctioned 12 tungsten mining licenses in public and made great success.
2003年8月,大余县作为全市试点对县属12个钨矿采矿权采取招拍挂的办法,依法向社会公开拍卖。
■Assemble die adopt tungsten steel die, guide wheel have defend jump wire device.
9过线模采用钨钢模,过导轮处设有防跳线装置。
■A glass bulb containing a wire filament (usually tungsten) that emits light when heated.
一种玻璃球状物,含有加热时能发光的金属丝(通常是钨)。
■An ultra fine cemented carbide with tungsten powder and binder cobalt.
一种由碳化钨和粘结金属钴组成的超细颗粒硬质合金。
■Natural diamond and synthetic roby enameling dies are of the highest wear resistance.But tungsten carbide has the nice performance/price ratio.
上海金星公司天然钻石、红宝石涂漆模具有最高的耐磨性,但硬质合金涂漆模具有极好的价格性能比。
■Besides, we also produce various kinds of sleeve moulds, nut moulds, special moulds, fastener moulds and carbonized tungsten moulds.
专业制造各式套筒模具、螺帽模具、特殊模具、紧固件模具和碳化钨模具。
■Applied for making stranded tungsten wire,tungsten heater element.
专用于制造钨绞丝、加热子。
■The Dongxiang copper deposit is a rare deposit combined with copper,pyrite and tungsten.
东乡铜矿是我国罕见的铜、硫铁、鸽综合型矿床。
■The two sealing faces are made out of anti-wear-out and Tungsten Carbide for suppression of mechanical jolt.
两个封闭面是碳化钨材料所制成,而这个材质是特别抗磨损和机械突震。
■The two contact surfaces are made out of anti-wear-out and Tungsten Carbide for suppression of mechanical jolt.
两个接触面是由抗磨损和机械突震之碳化钨所制成的。
■A glass or quartz tube has tungsten electrodes sealed in each end.
两根钨丝电极是封在玻璃管或石英管的两端。
■The reserves of tungsten, tin, stibium, zinc, titanium, lithium and so on are on top the world.
中国的有色金属储量丰富,品种繁多,有“有色金属王国”之称。其中钨、锡、锑、锌、钛、锂等金属的储量居世界首位。
■Comparison of risk of silicosis in Chinese tin miners, tungsten miners and pottery workers.
中国锡矿、钨矿和瓷厂的矽肺危险度比较。
■The center wire is usually of tungsten or stainless steel and is about 0. 1 mm in diameter.
中心丝通常是钨丝或不锈钢丝,直径约为0.1毫米。
■In order to control impurities content in pure tungsten powder, it is important to determine trace As and Sn in pure tungsten powder.
为控制纯钨粉中杂质元素的指标,准确测定其中痕量元素砷和锡的含量十分必要。
■Products: High quality Tungsten Carbide products including solid rods, rods with central hole, parallel holes and spiral holes.
主要产品:实心、单直孔、双直(缩)孔、双螺旋孔、三螺旋孔等高品质碳化钨圆棒。
■Mine resources mainly iron, tungsten, tin, lead, zinc, tantalum, niobium, gold, coal, limestone, fluorite, granite, more than 20 kinds.
主要矿厂资源有铁、钨、锡、铅、锌、钽铌、金、煤、石灰石、萤石、花岗岩等20余种。
■Hypo-thermal tungsten deposits came into being after intrusion of ore-bearing Yanshanian granite in the Wumushan area.
五亩山地区燕山期花岗岩侵入活动后,形成了高温热液裂隙石英脉型黑钨矿(白钨矿)矿床。
■The polycrystalline diamond compact is the compact of a polycrystalline diamond layer and a tungsten carbide substrate.
人造金刚石聚晶复合片是由金刚石层和硬度合金基体组成的一种复合材料。
■In this paper, the research status of modified perovskite, tungsten bronze and bismuth layer structure of high temperature piezoceramics is introduced.
介绍了国内外学者对钙钛矿结构、钨青铜结构和铋层状结构压电陶瓷进行改性,获得一系列高温压电陶瓷材料的研究现状。
■The new CMP3200TM alumina slurry which meets the 110nm technology node for tungsten CMP on damascene and plug layers has been introduced.
介绍了用于钨双嵌入和钨栓CMP工艺的新型CMP3200TM氧化铝浆料,测试证明,这种浆料在110nm技术节点的钨CMP工艺应用中取得了理想的效果。
■This paper introduced international interlaboratory test about tungsten metal powder which was organized by BAM/GDMB.
介绍了由德国BAM/GDMB组织的金属钨粉国际实验室间试验。
■The paper present the new developments of Ni-W coat, Ni-W-B coat, tungsten composite coat and tungsten brush coat etc.
介绍了镍钨镀层、镍钨硼(磷)镀层、含钨复合镀层和含钨电刷镀镀层等的研究与开发的近期进展。
■Ultrasonic testing technology for high-density tungsten alloy parts was introduced.
介绍高密度钨基合金部件的超声检测技术。
■We have perfect technics on Tungsten Carbide Jewelry manufacturing from design, mould, powder sintering to final polishing.
从产品设计到模具制作以及粉末烧结,直至最后基体的精准切削,都有一整套完善的工艺体系和工艺纪律。
■The development trend of tungsten resources in china was analyzed in aspects of supply and demand,price tendency and macropolicy.
从供给需求、价格走势、宏观政策等方面,对我国钨金属资源开发利用发展趋势作了分析。
■Viewing tungsten lighting from outdoors helps to reveal its true colour, from here it looks bright orange.
从室外看钨灯有助于反映真实的色彩,它看上去是亮橙黄色。
■As an outstanding representative, Mr.Huang Zelan, the president of Chongyi Zhangyuan Tungsten Co., Ltd., was elected as a national model.
他们当中的杰出代表崇义章源公司董事长黄泽兰于2004年被评为“全国劳动模范”。
■There are other wireless hand-helds that work over a much wider area, such as the Palm Tungsten W, or the Handspring Treo.
以下就是读者最近提出的一些关于电脑的问题,以及我的解答。
■Dear Customer and Partner, Thomas Alva Edison's tungsten filament lights are being replaced by LED lights.
以爱迪生钨丝为基础的传统光源已渐渐被LED光源所取代。
■A quality of the yellow tungsten oxide produced by Soviet hydrometallurgical plants was often lower than abroad.
但苏联工厂采用湿法冶金生产的黄色氧化钨产品,其质量仍然高于国外同类产品。
■Low MU Thoriated Tungsten filamentary heating structure.
低Mu敷钍灯丝结构。
■Lamp of low-pressure halogenate tungsten: The price is expensive, but enough of clear and light high quality illume is quits this one defect.
低压卤化钨灯:价格贵,但是清楚明亮的高质量照明足以抵消这一缺点。
■Sony Electronics, Inc., for instance, is using tungsten infused cathodes in its "wide-aspect displays" to double the beam density of ordinary cathodes.
例如,Sony电子公司在其“屏幕显示器”上利用熔有钨的阴极使电子束密度比普通阴极提高一倍。
■For example, consider a typical 100 watt, 120 VAC light bulb with a tungsten filament.
例如,考虑一个典型的100瓦, 120醋酸乙烯酯的灯泡钨丝。
■Other creatures demand the occasional sprinkling of tin, nickel, platinum, tungsten and even strontium.
其他生物偶尔需要一点锡、镍、白金、钨,甚至锶。
■Ltd is a specialist in producing molybdenum, tungsten and their down-stream products.
凭着先进的工艺、备,雄厚的技术力量,完善的检测手段,严格的管理体系,在广大客户中形成了良好的企业信誉。
■The status of tungsten resources and industry of Jiangxi are analysed,the developing orientation and stategy are put forward also.
分析了江西钨资源现状和产业现状,提出了江西钨产业发展的定位及发展战略。
■Study is made of the microstructure of blue tungsten by patented powder sampling technology and TEM.
利用粉末制样专利技术以及扫描、透射电镜分析了蓝钨的微观结构。
■Alloy steels are formed by the addition of one or more of the following elements; nickel, tungsten, silicon and small amounts of other elements.
加进下列一种或几种元素可制成各种合金钢、镍、钨、硅和少量别的合金元素。
■Erosive wear behavior of chemical vapor deposited multilayer tungsten carbide coating.
化学气体的侵蚀损耗作用形成多层碳化钨外壳。
■Preliminary discussion of Caledonian granitoids and related tungsten mineralization in west section of northern Qilian Mts.
北祁连西段加里东期花岗岩类与钨成矿作用的关系浅议。
■The Nanling area is one of famous tungsten concentrated areas in the world.
南岭地区是世界著名的钨矿床集中区,国内外许多学者进行了大量的工作。
■Even with the air pumped out the bulb, the tungsten filament slowly vaporizes.
即使灯泡中的空气被抽出,钨丝也会慢慢地蒸发。
■The tungsten (WO3) accounts for only 0.233% of the raw ores, 49.60% of the wolframite, 49.60% of the scheelite and 0.8% of the wolframite.
原矿钨(WO3)品位低,只有0.233%,黑钨矿中的钨占49.60%,白钨矿中的钨占49.60%。
■The great invention in that lamp was the discovery of a way to convert metallic tungsten into wire.
发明这种灯的伟大创造力,在于发现了把金属性质的钨改变为丝的方法。
■The status and problems remained in chinese tungsten smelting industry are related,and some proposals are put forward.
叙述了中国钨冶炼产业的现状以及存在的问题,针对这些问题提出了几点建议。
■Like a ball point pen, the retractable Tungsten Carbide tip is always handy to scribe on glass, ceramics and plastics.
可在玻璃、塑胶等材料上写字、刻划。形状如原子笔,携带方便,随时取用。英文简述: