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美国最近有50辆装有折迭车顶的漏斗车开始运用,这种车顶能够折迭,使车顶全部打开,因而加快和简化了散装货物的装卸作业。这标志着美国也开始在一批货车上采用防雨的活动车顶
The United States recently started with 50 hopper trucks with folding roofs that fold over to open all the roofs, thus speeding up and simplifying loading and unloading of bulk cargoes. This signifies that the United States has also begun to use rain-resistant roofs on a number of trucks