...化学成份之一例（wt%） 摘要 屈服强度mpa 抗拉强度mpa 伸长率% 冲击值j(℃) c mn si cr ni mo others 不锈钢用 fcaw-g（气保护） - tfw-308l e308lt1-1 e308lt1-1 0.9,1.2,1.6 dc+ - 575 44 - 0.030 1.56 0.48 18.98 9.73 0.
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电气保护 [电] Electrical Protection
水蒸气保护电弧焊 water vapour arc welding
气保护金属极电弧焊 metal-arc gas-shielded welding ; shielded metal-arc welding ; gas metal-arc welding
氦气保护焊 heliarc welding ; helium arc welding
气保护药芯焊丝电弧焊 FCW-Ggas-shielded flux cored arc welding ; FCW-G ; shielded flux cored arc welding
氦气保护焊接 helium shielded welding
空气保护 air conservation
气保护弧焊机 gas shielded arc welding machine
惰性气保护 controlled atmosphere
本衬垫适用于各种球扁钢对接接头CO2气保护单面焊用。
This backing is uesd for CO2 one-side welding of bulb steel.
提出熔敷焊接工艺方法，采用等离子弧、TIG电弧、高频感应、气保护连续炉、真空炉和模中熔铸工艺实现了熔敷焊接工艺方法。
Re melt deposit welding process is proposed in this paper. To realize the technology, plasma arc, TIG arc, high frequency induction, gas shield continuous stove and MSW are adopted.
相反，有极大影响力的官僚们与“族”议员沆瀣一气，为那些道路营造商、建筑商、农场主以及其他利益集团提供保护。
Rather, influential bureaucrats have worked with “tribes” of politicians to protect the interests of road builders, construction companies, farmers and other lobbies.
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