Vibration bowl feeder is a most popular parts-feeding device, it has direct influence on the cost and the reliability of the automatic product system.
振动料斗是使用最广泛的送料装置，对自动生产系统的成本及可靠性有着直接的影响。
2
Objective to explore the optimal condition of direct differentiation into dopaminergic neurons of embryonic stem cells in serum-free and feeder layer cell free medium.
目的寻求无血清、无饲养层细胞存在的情况下，胚胎干细胞向多巴胺能神经元定向诱导分化的最佳条件。
3
A method to calculate the interaction time between metal powder and laser beam during laser direct forming with the metal powder conveyed by coaxial powder feeder is introduced in detailed.