The tradeoff between standardization and flexibility in system design for pavement maintenance and rehabilitation (M&R) management at network level is discussed.
探讨了网级路面养护维修管理系统设计过程中的标准化和灵活性问题。
3
On a recent trip to Houston, Munoz arrived at around 9 p. m. and went directly to a maintenance hangar to meet with a crew of mechanics.