foreground operation

基本解释

This means that the foreground scaling operation must be turned off in the comp node.
这意味着在合成节点里，必须禁用前景缩放操作。
dollzyan.blog.163.com
Again, be sure to turn off the foreground multiply operation in the comp node to avoid double-scaling the foreground layer and introducing some very nasty dark edges.
此外，要确定已禁用了合成节点中的前景相乘操作，避免再次缩放前景层，要不然这将会带来一些讨厌的黑边。
dollzyan.blog.163.com
It is verified that the smart sensor has a wide applying foreground in monitoring the operation…
实践表明，智能传感器在高速机车的状态监测与过程控制中具有广阔的应用前景。