杂质常常在晶粒间界偏析.Impurities tend to segregate at grain boundaries.提出了避免碳化物带状偏析的有效措施.The effective measuresare presented bo avoid zonal segregation of carbide.高碳钢连铸坯存在的最大质量问题是中心缩松、中心偏析严重.Central shrinkage porosity and segregat...
The complex is one of the largest and busiest interchanges in the state of Illinois.它是伊利诺斯州最大和最繁忙的立体枢纽之一.Ernest Felty, head of Hardin County schools in southern Illinois , has 10 home - schooled pupils.欧内斯特?费尔提是伊利诺斯州南部哈丁...
在骶管末端,椎管往往缺损.At the caudal end of the sacrum the roof of the vertebral canal is commonly deficient.目的: 提高对椎间孔内腰椎间盘突出的CT诊断及临床意义的认识.Objective : To improve CT diagnostic value of extrusion disc in intervertebral foramen.然而,...
Autoimmunity is one of the probable pathogenesis of dilated cardiomyopathy.自身免疫为扩张型心肌病可能的发病机制之一.It is used to treat viral infection and autoimmunity diseases.用于治疗病毒性感染和自身免疫性疾病等.Paraneoplastic pemphigus , usually accompan...