惰氣保 的英文怎麼說
中文拼音 [duòqìbǎo]
惰氣保
英文
inert gas metal arc welding-
Recommended practices for gas - tungsten - arc welding
鎢電極惰性氣體保護焊的推薦規范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 pqr shall include the composition and flow rate of the shielding and inert gas backing, when used
焊接工藝評定記錄單上應包括封底焊時所用的惰性保護氣體組成成分和流率。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。Mig metal - inert gas welding
金屬焊絲惰性氣體保護焊Tungsten electrodes for inert gas shielded arc welding, and for plasma cutting and welding
等離子切割和焊接用惰性氣體保護弧焊用鎢焊條We are specialized in production of a wide range of cauldron - using and pump - using machinery seal pieces, agitated drives, and development and design of a variety of non - standard seal pieces ， and fluidized - bed jet mill, inert gas protection jet mill system, on - line test intelligent jet mill system, deep - cold jet mill system, and so on
專業生產各種釜用、泵用機械密封、攪拌密封傳動裝置，以及研製、設計各種非標準密封；流化床氣流粉碎機，在線檢測氣流粉碎系統，惰性氣體保護氣流粉碎系統，深冷粉碎系統等氣流粉碎機。Silicon nitride ( normally si3n4 ) has been widely used in such fields as micro - electronics and optoelectronics as a promising film material because of its excellent property. many researches have been made on silicon nitride, especially on preparation for it with all kinds of cvd ( chemical vapor deposition ). but the growth mechanism and kinetics of direct - nitridation in nitrogen are not investigated in detail, especially few work has been done on direct - nitridation of silicon wafer in nitrogen during heat treatment
氮化硅（ si _ 3n _ 4 ）具有許多特殊的優越性能，是一種前景廣闊的薄膜材料，並已廣泛應用於微電子、光電子領域，人們對此做了大量的研究，但主要集中在用各種化學氣相沉積的薄膜制備上，對直接氮化法的機理和動力學研究較少，特別是矽片在氮氣保護的熱處理條件下的直接氮化行為研究更少，甚至對矽片在熱處理條件下能否與惰性的氮氣發生反應等問題依然存在爭論。Powder metallurgy method was used to produce bn / cnts contained al - based alloys. bn / cnts and al powder were mixed by ball milling, and then pressed at 1gpa to disks. the pellets were heated at 700, 800, 900 respectively for 1 hour in inert gases
採用粉末冶金的方法，將鋁粉與bn粉和（或）碳納米管在惰性氣體保護下球磨，然後將粉末在1gpa下壓片，在惰性氣體保護下分別在600 ， 700 ， 800 ， 900燒結1小時，產物經xrd ， dta （ differentialthermalanalysis ） ，並測量顯微維氏硬度。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This thesis provided some correlative formulas for the replaceable method of inerting by analyzing and calculating it. also, analyzed and probed into the technological process by using flammability diagram to avoid the hidden dangers of fire and explosion. these will offer relevant foundation for the safe operation
本文通過對惰化置換的方法及其使用惰氣量的分析和計算，給出了相關的計算公式，並結合貨品的可燃圖對安全裝卸貨物的工藝流程進行了分析和探討，避免了在裝卸貨物的過程中潛在的的燃燒和爆炸危險，為保障操作安全提供了相應的依據。Mig metal inert gas welding
惰氣保護金屬電弧焊After the initial inertisation we have to apply a small flow of nitrogen to dilute possible leakage from atmosphere
初始惰性保護后，使用較低流量的氮氣來稀釋可能由泄漏進入的空氣。分享友人