ductileadj.易延展的;柔软的;易教导的
ductile fracture criterion韧性断裂准则
ductile brittle transition延性 脆性转移
ductile bridging injecting小导管加密注浆
ductile grouting technology小导管注浆技术
ductile deformation episode塑性形变幕
ductile fracture initiation延性起裂
ductile cast iron as-cast铸态可锻铸铁
ductile cast iron pipelines铸铁管线
ductile hard magnetic alloys可变形硬磁合金