The series equipment has the function of calefaction, cooling and heat preservation, whisking and mixing.
本系列设备具有加热、冷却和保温、搅拌调配功能。
The flammable materials used as heat preservation, cooling, heat insulation and decoration could not be welded and scalpeled unless it fully adopts very effective fireproofing safety precautions.
在用可燃材料作保温、冷却、隔热、隔音、装饰的部位，未采取切实可靠的防火安全措施，不准焊、割。
The results indicate, the main factor for grain refinement is cooling intensity, its polar odds is 57.946 and reliability is 99%. The next facts are preservation time and pouring temperature.
研究结果表明，冷却强度是晶粒细化的最主要因素，极差为57.946，可信度达到99%，其次是保温时间与浇注温度。
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