45钢/锡铅合金复合结构熔融沉积中熔滴过渡行为
徐思远,杜军,赵光喜,魏正英

Droplet transfer behavior in fused-deposition of 45 steel/tin lead alloy bimetallic structures
Si-yuan XU,Jun DU,Guang-xi ZHAO,Zheng-ying WEI
图 13 熔体沿环隙回流
Fig.13 Melt's back-flow along annular gap