According to air flow control principle, by adoption of pneumaticline drive technology and vacuum suction technology, pneumatic feeding mechanism was manufactured.
根据气压流体控制原理，采用气动直线驱动技术和真空吸附技术，研制出气动送料机。
2
Power particles can be charged highly when they re transported in a pneumaticline, This paper advances a method by which to measure powder particle charge density.
在管道内用气力输送粉状物体，能使粉体粒子带上电压很高的静电。
3
This paper introduces a newly-developed technique of using pneumatic lifting bags for repairing bridge projects of the operating line.