因而有必要研究珠光体耐热钢的损伤规律及安全评估技术。

Therefore it is necessary to research the damage law and security access technology of the pearlite heat resistant steels.

youdao

因而有必要研究珠光体耐热钢的损伤规律及安全评估技术。

Therefore it is necessary to research the damage law and security access technology of the pearlite heat resistant steels.

youdao