The microstructure of the weld zone is tempered martensite zone.热影响区的显微组织主要为回火马氏体;熔合线结合良好,组织均匀.These lath martensite first nucleates in parent austenite intergranular and twin boundary.应变诱发马氏体首先在原奥氏体晶界和孪晶界形核.There occour...
The use of documentary elements in novels is associated with literary naturalism.小说中采用纪实成分与文学自然主义有联系.A heavy infection with F. hepatica may be associated with roughened hair coats.肝片吸虫的重度感染, 可伴有被毛粗乱.Obstruction of the bi...