介绍了双级单熔池炼钢新工艺。
The article presents new steelmaking technology of two stage and single bath.
飞溅小，熔池深，焊接效果好。
建立了焊接熔池波动方程。
熔池深，成形美观。
运用此模型可预报金属熔池状况，指导实际生产。
The model can be used to predict metal molten pool can guide the practical production.
高分子物料在挤出加工过程中，难以形成明显的固体床和熔池。
The conveying cause of natural food material cannot develop into solid-bed and melting-poor condition.
高分子物料在挤出加工过程中，难以形成明显的固体床和熔池。
The conveying cause of natural food material cannot develop into solid-bed and melting-poor condition.
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