v. 预加工，预先完成
预加工
预加工 conditioning; preproce ing; prefabrication; prefinish; preparation; preparativ ... 前加工 预加工 preelaboration ..
预加工
Good toughness and thermal cracking resistance. Used in the stands of prefinish rolling. Suitable for hot rolling thread steel.
具有优良的韧性和抗热烈纹能力，适用于预精轧机架和热轧螺纹钢。
High binder content, good toughness and thermal cracking resistance. Used in the stands of prefinish rolling. Suitable for hot rolling thread steel.
粘结剂含量高，具有优良的韧性和抗热烈纹能力，适用于预精轧机架和热轧螺纹钢。