因此在夹套内合理设置螺旋导流板，一方面为夹套内的流体导流，能更好地加热或冷却容器内的物料；
Therefore, in the jacketed vessel, the reasonable spiral deflector on the one hand can flow the fluid which is in the jacketed vessel, it can heat or cool the materiel in the vessel better;
主要由带圆形及长方形凹槽的垫体、分隔套、导流管、尿壶、防踢被盖组合而成；
It mainly consists of mattress body with round and rectangular recess, isolating casing, duct, urine flask, and quilt cover;
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