用喷浆机能不能代替喷雾器冲刷水刷石墙面呢?可以。需做以下改进:(1)降压,使喷水劲头降低。(2)用单喷头代替双喷头,使喷雾方向集中。(3)原喷浆机皮管较短,改用气焊用的长皮管。改后的喷浆机可同时引出两根气管,供两个作业组同时使用。即 Can the sprayer be used instead of the sprayer to wash the brushed stone wall? Need to do the following improvements: (1) step-down, so that the water spray to reduce the momentum. (2) Replace the dual nozzles with a single nozzle to concentrate the spray direction. (3) The original nozzle of the spraying machine is shorter, and the long hose used for gas welding is used instead. The modified sprayer can draw two gas pipes at the same time for the simultaneous use of two operation groups. which is