?耐冲击钢

... not heat-treated steel wire 非热处理的钢丝 notch ductile steel 耐冲击钢 oce steel 无渗碳体钢 ...

?缺口延性钢

... 缺口延性 notch ductile; notch ductility 缺口延性钢 notch ductile steel 借口-假象 lies and alibis ...