鋼帶經(jīng)過預(yù)處理后，進(jìn)行等溫分級淬火、在線回火。其性能指標(biāo)達(dá)到使用標(biāo)準(zhǔn)。
After pretreatment, the steel strip is subject to isothermal step quenching and on-line tempering, and its performance index meets the service standard.
鋼帶經(jīng)過預(yù)處理后，進(jìn)行等溫分級淬火、在線回火。其性能指標(biāo)達(dá)到使用標(biāo)準(zhǔn)。
After pretreatment, the steel strip is subject to isothermal step quenching and on-line tempering, and its performance index meets the service standard.
