intermediate casing

基本解釋

K3 method -- intermediate casing with the upper left side view door;
K3 制法--中間機殼側(cè)面帶有上端左檢視門；
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K2 method -- intermediate casing with the bottom right side view door;
K2 制法--中間機殼側(cè)面帶有下端右檢視門；
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The method of surfacing welding sealing strip was adopted to repair the deformation of the flange joint surface of the high and intermediate pressure outer casing .
修理前，圍繞兼顧解決焊接性、應(yīng)力和變形問題，結(jié)合實際施工條件制定了以手工鎢極氬弧焊、鎳基焊絲、焊前低溫預(yù)熱、焊后錘擊焊縫為要素的冷堆焊工藝。