Aiming at decreasing the fluoride and sodium content of processing flux in Baoshan Iron and Steel co, the dephosphorization and desulfurization experiment during hot metal pretreatment was performed.
宝钢预处理熔剂中氟含量和钠含量较高，为此在实验室进行了铁水预处理脱磷、脱硫实验。
The polyvinylidene fluoride microporous film prepared by the invention is high in film strength and large in water flux with the sections which have a uniform and run-through spongelike structure.
采用本发明所制备的聚偏氟乙烯微孔膜，断面结构呈均一贯通的海绵状结构，膜强度高，水通量大。
Reducing content of hydrogen effect of fluoride, carbonate, active chide and rare earth oxide in weld by self-shielded flux-cored wire with CaF2-TiO2 MgO slag system is investigated.
探讨氟化物、大理石、高价氧化物和稀土氧化物在氟钙钛渣系自保护药芯焊丝中的降氢机理。
Reducing content of hydrogen effect of fluoride, carbonate, active chide and rare earth oxide in weld by self-shielded flux-cored wire with CaF2-TiO2 MgO slag system is investigated.
探讨氟化物、大理石、高价氧化物和稀土氧化物在氟钙钛渣系自保护药芯焊丝中的降氢机理。
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