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铁路桥梁养护维修
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铁路桥梁养护维修
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工学
﹝铁路工务养护维修﹞
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railway bridge maintenance
铁路桥梁养护维修
对钢梁、混凝土梁、支座、墩台基础、涵渠、明桥面、桥渡等桥梁设施和设备进行的检查、养护和维修。
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peroxy bond
peroxydisulfuric acid
peroxynitrite
peroxyosulfuric acid
peroxyoxalate
perp dot product
perpendicular
perpendicular axis theorem
perpendicular bisector
perpendicular bisector of a line segment
perpendicular bisector theorem
perpendicular collision
perpendicular component
perpendicular disclination
perpendicular foot
perpendicular hydromagnetic shockwave
perpendicularity
perpendicular line
perpendicular magnetic recording
perpendicular magnetic recording, vertical magnetic recording
perpendicular magnetic tunnel junction
perpendicular plane
perpendicular straight lines
perpendicular subspace
perpendicular vector
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