...;表面振荡;临界温差 [gap=1165]Key words:cylindrical annuli;buoyant—thermocapillary convection;surface oscillation;critical ...
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Compared it with conventional billet, billet cast with high frequency electromagnetic field, on which depth of surface oscillation mark was decreased remarkably, had a smooth surface.
施加高频电磁场的铸坯与传统连铸坯相比,表面振动痕深度明显减小,且表面光滑。
La Nina is a natural 3-6-year cycle, and the cold stretch of a periodic thermal oscillation in ocean surface temperatures that occurs throughout the tropical Pacific.
拉尼娜每隔3到6年发生一次,太平洋热带地区海水温度会随之发生周期性的异常变冷。
The movement locus precision of mould oscillation equipment does much influence on strand surface quality.
结晶器振动装置的运动精度对铸坯的表面质量有很大影响。
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