vacuum hardening
常见例句
- The key techniques of processing Actinidia chinensis fruit are color maintenance, hardening, vacuum permeation of sugar and drying.
低糖獼猴桃果脯加工的關鍵技術是護色，硬化，真空滲糖和烘乾。 - Because the hardness of substrate was low after vacuum melting, the hardness of substrate was increased by hardening and tempering methods.
由於真空燒結塗層基躰的硬度較低，採用對基躰調質処理的方法來提高塗層基躰的硬度。 返回 vacuum hardening