Printed circuit board, Solder mask, Flood screen printing, Quality Control.
印制板，阻焊膜，丝网印刷，品质控制。
The concept of horizontal drainage board method is proposed for the improvement of the stability of river embankment by the control of hydraulic gradient in flood infiltration.
为了降低河堤在行洪时的出口比降，提高堤防的稳定性，提出水平排水板工法的概念。
Factory, sports hall, pier, bill board, building, parking lot and other places where outdoor long-distance flood lighting is needed.
厂区、体育馆、码头、广告牌、建筑物、停车场以及其他需要室外远距离投光照明的场所。
Factory, sports hall, pier, bill board, building, parking lot and other places where outdoor long-distance flood lighting is needed.
厂区、体育馆、码头、广告牌、建筑物、停车场以及其他需要室外远距离投光照明的场所。
应用推荐