ZDH series preheater is mainly used to preheat the PCB before impact cutting.
ZDH系列预热机主要用于印制板在冲切前的预热。
The structural features, method of selecting and calculating chief parameters and the main technical specifications of ZDH-30 Vibro-sand-mixer drived by vibrating motor are described in this paper.
介绍了ZDH - 30型振动电机式振动混砂机的结构方案、主要参数的选择与计算方法及机器的主要技术参数。
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