極性氣體 的英文怎麼說
中文拼音 [jíxìngqìtǐ]
極性氣體
英文
polar gas-
Recommended practices for gas - tungsten - arc welding
鎢電極惰性氣體保護焊的推薦規范Each electrode is a filament for providing electrons to maintain an electric discharge through an inert gas.
每一電極是一燈絲，它發射電子，以通過惰性氣體來維持放電。Gas tungsten arc welding of galvanized steel, 10 through 18 gage, in the as - welded condition, with or without backing
在焊接條件下有或沒有墊板10到18規格的鍍鋅鋼的鎢電極惰性氣體保護焊The corrosion behavior of nanocrystalline ( nc ) copper bulks with various grain sizes prepared from igc ( inert gas condemsation ) and vacuum annealing in comparison with conventional microcrystalline ( mc ) copper ( as - rolled and electrolytic ) in acid copper sulphate solution and neutral solution containing chlorides under free corrosion conditions and anodic polarizations has been studied using potentiodynamic polarization, potentiometric analysis, cyclic voltammetry and electrochemical impedance spectroscopy. x - ray diffraction was used to estimate the grain size of the annealed nc copper. field emission gun scanning electron microscopy and x - ray energy - dispersive spectroscopy was used to characterize the surface morphology and analyze the surface composition after the polarization and potentiometric test of both nc and mc copper
本文研究了用igc （惰性氣體蒸發凝聚原位溫壓法）制備並真空退火到不同晶粒尺寸的納米晶銅和微米晶銅（冷軋紫銅、電解銅）在酸性硫酸銅溶液和中性含氯溶液中，在自腐蝕狀態和陽極極化狀態下的腐蝕性能。使用了動電勢極化、電位測定、循環伏安法（ cv ）和電化學阻抗譜（ eis ）等方法。 x -射線衍射（ xrd ）的方法用來估算納米晶銅晶粒尺寸。5 all single - sided groove joints in nickel alloys, stainless steel and ferritic alloys containing more than two ( 2 ) percent chromium shall be welded using a gas tungsten - arc root pass with an inert gas back purge
鉻含量超過2 %的鎳合金、不銹鋼和鐵素體合金的單面坡口焊道用鎢極氣體保護焊，其根部焊道用惰性氣體反吹。Mag welding solid wires for molybdenum steel and chromium molybdenum steel
鉬鋼及鉻鉬鋼金屬極活性氣體保護電弧焊實心焊絲Mag welding flux cored wires for molybdenum steel and chromium molybdenum steel
鉬鋼及鉻鉬鋼金屬極活性氣體保護電弧焊管狀焊絲Mag welding solid wires for mild steel and high strength steel
低碳鋼及高強度鋼用金屬極活性氣體保護電弧實心焊絲As one of most important parameters, explosion limits are affected by many factors and varied
實踐表明，確定爆炸危險性氣體的爆炸極限，提前預防是防止該類事故的基本前提。Electrical apparatus for the detection and measurement of flammable gases - performance requirements for group ii apparatus indicating a volume fraction up to 100 % lower explosive limit
可燃性氣體的檢測和測量用電氣裝置.指示低爆炸極限達到體積分率為100 %時ii組裝置的性能要求Welding procedure specification for gas tungsten arc welding
鎢極惰性氣體保護焊工藝方法Tig tungsten - arc inert - gas welding
鎢極電弧惰性氣體保護焊Tig welding rods and solid wires for mild steel and low alloy steel
低碳鋼及低合金鋼用惰性氣體保護鎢極電弧焊條及焊絲Tungsten inert gas
鎢極惰性氣體保Welding consumables - rods, wires and deposits for tungsten inert gas welding of non alloy and fine grain steels - classification
焊接用料.非合金和細晶粒鋼和鎢極惰性氣體保護用的焊條，焊絲和沉積物.分類Welding and allied processes - joint preparation - metal inert gas welding and tungsten inert gas welding of aluminium and its alloys
焊接和相關工藝.接頭的準備.鋁及其合金的金屬極惰性氣體保護焊和鎢極惰性氣體保護焊Specification for approval testing of welders when welding procedure approval is not required - tig or mig welding of aluminium and its alloys
不要求批準焊接工藝時焊工的鑒定考試規范.第2部分:鋁及鋁合金鎢極惰性氣體保護電弧焊或熔化極惰性氣體保護電弧焊Welding and allied processes - recommendations for joint preparation - part 3 : metal inert gas welding and tungsten inert gas welding of aluminium and its alloys
焊接和相關工藝.焊縫準備的推薦方法.第3部分:鋁及其合金的金屬極惰性氣體保護焊和鎢極惰性氣體保護焊In order to study the effect of metal fabric and distortion of work piece in tungsten inert gas ( tig ) welding rapid prototyping and obtain the height and variety range of metal parts, the method of the laser vision detecting was used to establish a detecting system to analyze the obtained image
摘要為了研究鎢極惰性氣體保護焊（ tig ）快速製造中金屬結構成形的效果及工件變形情況，獲取金屬結構高度及其變化范圍，通過對激光視覺傳感所得到的圖像進行分析，採用激光視覺檢測的方法，製作了一種激光視覺檢測系統。Specification for stainless steel electrodes for flux cored arc welding and stainless steel flux cored rods for gas tungsten arc welding
助溶劑芯弧焊用不銹鋼焊條和鎢電極惰性氣體保護焊用不銹鋼助溶劑芯焊條規范分享友人