This paper presents a multi-objective optimization approach based on compromise programming to optimize concrete bridge deck maintenance policies.
为制定合理的混凝土桥面板维修策略，提出一种基于折衷规划的多目标优化方法。
2
Is a kind of novel carbon paper, its characteristic is that on the upper deck of the carbon paper to write, no pads with inks carbon layer can also copy.
是一种新颖的复写纸，其特点是，在复写纸的上层写字，不用垫涂了油墨的复写层也能复写。
3
Then I used the deck and some sand paper to sand it even to the deck.