料斗闸门 meaning in English

bin gate
bin slide valve
bunker gate

Mixture mixing : install and debug the mixing equipment before construction , take the trial mix according to the mixture ratio , and find out the turning on location of every hopper strobe as well as the relation among material flow of every kind , draw up the curve , and if there is adjustment because of factors like material batch , difference of moisture content and so on , it need to be confirmed by the laboratory so as to ensure the mixture ratio of construction meet the design requirement
混合料拌和：施工前首先安装、调试好拌和设备，根据确定的配合比进行试拌，找出各料斗闸门开启位置与各种材料流量的关系，并绘制成曲线，如因材料批次、含水量不同等因素而调整,须由试验室确定，以确保施工配合比符合设计要求。