释义 |
hazCOCA²⁴³⁸³⁰BNC¹⁴⁴⁶⁶⁴⁺³ 基本例句 Hazardous,危险的 The effect of welding line energy on microstructure and low temperature toughness of heat- affected zone HAZ of X70 pipeline steel was studied by welding thermal simulation method. 通过焊接热模拟的方法,研究了焊接线能量对 X70管线钢焊接热影响区组织和低温韧性的影响。 dictall The results obtained show the microstructure characteristics of the welded HAZ of the cold rolled low carbon sheets steel A and B are same, but the ferrite grain sizes are different. 结果表明:钢 A和钢 B冷轧低碳钢板焊接 HAZ具有相同的显微组织特征,但铁素体晶粒大小不同。 cnki The weldability of TCS corrosion resistant stainless steel for railway wagon was investigated by cold cracking sensitivity test, HAZ maximum hardness test and varestraint test. 通过冷裂敏感性试验、焊接热影响区最高硬度试验及可调拘束试验,对新型铁路车辆用 TCS耐蚀钢的焊接性进行了深入系统分析。 dictall |