优化研究了新型堑沟受矿振动助流底部结构。
Optimized and studied the new bottom structure with ore gathering by trench and vibration flow-aiding.
采用振动助流技术和双电机自同步激振理论的全新设计理念，研制了YZZ型振动助流器。
Thenew design idea was used which the vibration flow-aiding technology and the theory of double motors and self-synchronizing vibration, optimized and studied the YZZ vibration flow-aiding machine.
试验测定振动助流时散体颗粒在初始阶段和稳定流动阶段的振动加速度信号，并对流动场中波的传播规律进行分析。
The vibration acceleration signals at initial stage and steady stage in flowing granular media are tested, and the propagation of wave in the flowing field is analyzed.
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