The hot pot delivery service includes not only dishes and the hot pot base, but also an induction cooker, pot and bowls all for free.
该服务不仅送上菜品、火锅底料，还有免费提供的电磁炉、锅和碗。
In this paper a PLC controlled induction heating system is presented base on the analysis of medium frequency parallel converter.
本论文在对中频感应加热及相关技术作出研究的基础上，探讨了PLC控制感应加热成套系统的控制和相关技术。
The principle of main parameter of the with the change of source frequency were given on the base of analyzing the equivalent circuit of induction motor.
在感应电动机等效电路的基础上，分析了当电源频率发生改变时，等值电路中主要参数的变化规律。
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