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陈听宽; 杨志华; 王芊
CHEN Tingkuan; YANG Zhihua; WANG Qian
摘要: Introduetion The vertiealU一shaPed boiling tubes are widely usedi一飞waste heat boilers,nuelear reaetorsteam generators,evaPorators and heat exehangers.Fo一instanee,waste heat boilers withU一shaPed tube are used in synthetie ammonia fertilizer Plants with daily outPut of a thousa一ldtons to reeover heat from high temPerature gas and ge,lerate 18Ot/h steam at 10.6 MPa.This 15 significant fo