钢铁冶金中：氧气顶吹转炉炼钢过程中，氧枪喷头距离液面较远，氧气流对液面的冲击力较小，氧气射流穿入熔池较浅，接触面积较大，称为“软吹”。
粗糙的硬质塑料—五唱高调，软吹模具及面料环。
Five variously textured hard plastic, soft blow-mold and fabric material rings.
通过采用控制出钢终点碳和预脱氧，加强精炼脱氧和出钢软吹，做好保护浇注等措施，降低了钢中氧含量。
The measures of controlling aim carbon content and pre-deoxidation, consolidating refining deoxidation and light blow after steel tapping, protective casting, etc.
通过设计不同排水条件的实验槽，研究了不同的排水条件及时间效应对吹填软土结构强度形成的影响，并对实测结果进行了灰预测。
Through designing different drainage tank the paper studied different drainage conditions and time effects on structural strength formation of soft dredger fill, and carried out grey prediction.
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