Models were developed for en-route flow management, airport flow management and terminal area flow management.
按照功能，分别提出了航路流量管理模型和机场流量管理模型以及终端区的流量管理模型。
Try to avoid pipeline route digging and choose less pipeline area on excavating.
如确有管线，则尽量选择管线较少区域开挖。
Try to avoid pipeline route digging and choose less pipeline area on excavating.
如确有管线，则尽量选择管线较少区域开挖。
应用推荐