1·The effects of rare earth Y on the microstructure and properties of low carbon micro-alloyed steel were studied by optical microscope, scanning electron microscopy and spectroscopy.
利用光学显微镜和扫描电镜以及能谱分析,研究了稀土元素钇对低碳微合金钢组织、性能的影响规律。
2·When Y content increased up to 3.7% (wt), the compound appears discontinuous thick fishing net.
当钇含量达到3.7%时,晶间化合物呈不连续的粗网状。