This method can save materials, enhance efficiency and reduce cost. Based on this method, an efficient technic of melding and casting is related in this paper too.
这种方法可以节省材料，提高效率，降低成本，并在此基础上探讨了有效的熔炼和铸造工艺。
2
With characteristics of low cost and easy handling, the method is supposed to find wide application in quick quality evaluation of paddy materials.
The invention makes it possible to develop a device which is used for drying capillary porous materials by using an acoustic thermal method and which is structurally simple and low-cost.