In the wet etching process of the flexible printed circuit board (FPCB), to obtain a
symmetrical and stable circuit structure and improve the yield, it is necessary to control the …

Multi-droplet impingement is a fundamental aspect inherent to all kinds of technical spray
processes which typically aim at enhancing the convective exchange of reagents or heat at …

Rigid spray polyurethane (RSPU) was commercially used as an injection in crack walls or
soil surfaces to enhance material performance, increase lifetime, and save operating costs …

The particulate problem in ambience is enlarging day by day and is likely to shoot up in
coming years as long as of which the need of washing has been increased, At the same time …

This article proposes a design and experimental method of a new inner-rotation nozzle.
First, the design model of the inner-rotation nozzle was established based on Abramovich's …