鎢銅 的英文怎麼說
中文拼音 [wūtóng]-
Methods for chemical analysis of copper ores lead ores and zinc ores. determination of tungsten content. catalytic polarographic method in sulfuric acid - phenylhydroxy acetic acid - cinchonine - potassium chlorate system
銅礦石鉛礦石和鋅礦石化學分析方法硫酸-苯羥乙酸-寧-氯酸鉀底液催化極譜法測定鎢量Cobalt - tungsten electrodeposit as copper barrier was presented in the paper
本文提出以電鍍鈷鎢二元合金鍍層作為防銅滲層。Jiangmen boasts of rich mineral resources with 37 kinds of minable minerals, including limestone, silica sand, potassium feldspar, monazite, crystal, aquamarine, coal, tombarthite / rare earth, gold, silver, copper, iron, stannum and tungsten, among others
礦產資源豐富,已探明可開採的有石灰石、硅砂、鉀長石、獨居石、水晶、綠柱石、煤、稀土及金、銀、銅、鐵、錫、鎢等37種。Photometric determination of tungsten in copper ores by the reaction system of saf - ctmab
溴化十六烷基三甲基銨光度法測定銅礦石中鎢The strength and wear resistance of diamond drill bits for petroleum exploitation will be increased considerably when cast tungsten carbide is applied and adheres to the substrate firmly with cast tungsten carbide of 80 - 200mesh as the skelton and copper alloy as the soldering material in a process of non - pressure immersion
石油鉆探行業用的金剛石鉆頭,用粒度為80 ? 200目的鑄造碳化鎢粉作骨架,採用無壓浸漬工藝,以銅合金作釬焊料,將鑄造碳化鎢與基體牢固結合,強度、耐磨性大大提高。Up to 2007 the company owes more than twenty mining rights, which cover over ten resource such as iron, copper, lead, zinc, manganese, nickel, tungsten, stannum, gold, silver, molybdenum, zirconium, titanium, coal and coal seam gas
截至2007年初公司擁有礦業權數20餘個,涉及鐵、銅、鉛、鋅、錳、鎳、鎢、錫、金、銀、鉬、鋯、鈦、煤、煤層氣等十幾個礦種。Shenzhen jinshida clock co., ltd is a large - scaled watch company, of which the main business is watch made of tungsten steel, ceramics, stainless steel and copper
深圳市金時達表業有限公司是一家較大規模的製表企業,主營鎢鋼,陶瓷,不銹鋼,及銅材料的手錶。When there are rich cu defect in cuw / crcu integrated contact, the arc eroding loss of the contact is first from the spraying of cu, then the w skeleton flake off
( 4 )在觸頭存在富銅缺陷時,燒損首先產生的是噴濺,接下來是鎢骨架的大面積燒損。According to the results of the interface action, the metals are classified as following three kinds. one is the affine metals that can react with the diamond to form steady carbides, such as ti, w, cr, mo etc. other is the inert metals that have not any action with the diamond, such as cu etc. the third is catalyst metals that promote the transformation of the diamond into graphite when the metals come into contact with the diamond at high temperature, such as fe, co, ni etc
按照金屬與金剛石的界面作用結果,將典型金屬分為:與金剛石界面反應形成穩定碳化物的親和性金屬,如鈦、鎢、鉻、鉬等;與金剛石界面不反應的惰性金屬,如銅等;與金剛石界面接觸促使金剛石石墨化的石墨化金屬,如鐵、鈷、鎳等。The product vacuum arcing chamber adopts porcelain insulation case, the contactor adopts wolfram and copper material, it has the advantage of reliable performance, long life, small volume, no explosion danger, no pollution environment
該型號真空滅弧室採用陶瓷絕緣外殼,觸頭採用鎢銅材料,具有性能可靠、壽命長、體積小、無爆炸危險,不污染環境等優點。Wang y j, fan w m, guo f, li h m, liang x q. 2002. u - pb dating of early mesozoic granodioritic intrusions in southeastern hunan province, south china and its petrogenetic implications. science in china ( d ), 45 ( 3 ) : 280 288
蔣國豪. 2004 .氟、氯對熱液鎢、銅成礦的制約- -以江西德興銅礦、大吉山鎢礦為例.中國科學院研究生院(地球化學研究所)博士論文Tungsten screw, cu - w alloy,
鎢螺旋,鎢銅合金,鎢粉,Hot - pressing sintering of w - 15cu alloy
熱壓燒結制備高密度鎢銅合金Recovery process study of tungsten and copper salt from waste w - cu alloys
廢鎢銅合金回收金屬鎢和銅鹽的工藝研究Study on the friction welding and whole sintering between copper and w80cu20 materials
鎢銅材料與銅的摩擦焊連接研究Tungsten carbide - copper alloy
碳化鎢銅合金Tungsten - copper alloy
鎢銅合金Cu - w alloy
鎢銅合金Special metal material and products, such as high - hardness steel plate, copper - coated steel wire, copper - coated aluminum wire, bi - sn alloy, al - ti alloy, w - mo alloy, w - cu alloy, br - cu alloy etc
特殊金屬材料,包括超硬耐磨鋼板、銅包鋼線材、銅包鋁線材,及針對特殊用途的合金材料和製品,如鉍錫合金、鋁鈦合金、鎢鉬合金、鎢銅合金、鈹銅等。According to its composition can divide into wolframe ? nickel ? iron and wolframe ? nickel ? copper, wolframe copper and wolframe mould 4 kinds, as well as the iron base alloy of powder metallurgical product, can offer various different types product
按其成分可以分為鎢?鎳?鐵、鎢?鎳?銅、鎢銅、鎢塑四種,以及粉末冶金產品的鐵基合金件,可以提供各種異型產品。分享友人