铸造速度是对铸坯液芯位置影响很大的因素。
Casting velocity affects greatly the slab liquid-core position.
较大；钢液浇注温度仅对液芯长度有较大影响。
But the steel temperature only effects on liquid core length.
本文叙述了利用液芯光纤技术获得最佳自发喇曼光谱的方法和条件。
The method and condition of obtaining optimal raman spectra by means of liquid-core optical fiber are described.
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