Hot delivery的用法和样例：
例句
- This paper introduces the change of microstructure and properties of the rolled rail steel of CC bloom in hot charging.
文章主要介绍了采用钢轨钢连铸坯热送热装工艺生产钢轨组织的变化和所能达到的各项性能指标。 - Processing parameteres for hot charge rolling were optimized, under which the steel bars had better mechanical properties than that of cold charge rolled bars.
提出了较为合适的轧制工艺，在此工艺条件下，热送坯所轧制的钢材比冷送坯所轧制的钢材力学性能略好。
