It is pointed out that the metallic compound will be an efficacious inoculant to the superalloy and that study of the inoculating mechanism is crucially needed.

• 指出利用以高熔点金属化合物为基本添加剂的细化方法是对高温合金一类复杂合金进行细化的有效手段,强调了进行形核细化机理研究的迫切性。