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有砟轨道
释义
有砟轨道
Encyclopedia
工学
[轨道型式]
释
ballast track
有砟轨道
由钢轨、扣件、轨枕和散粒体碎石(或卵石、砂)道床、道岔及轨道加强设备组成的铁路轨道。是铁路上应用最早、使用范围最广的轨道结构形式,有较丰富的使用经验,成套的线路大修、维修机械和施工工艺。
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Encyclopedia of the Philosophical Sciences in Basic Outline
Encyclopedia of the Sciences of Learning
Encyclopedia of Vernacular Architecture of the World
Encyclopedia, or Reasoned Dictionary of Sciences, Arts and Crafts
encyclopedic definition
encyclopedic dictionary
Encyclopedic Dictionary of Chinese Dialectology
encyclopedic entry
encyclopedic ethics
encyclopedic knowledge
Encyclopedic Records of Tibet
encyclopedistes
Encyrtidae (Encyrtids)
encyrtids
encyst
end
endangered animal
endangered class of wildlife protection and species
endangered countryside housing renovation
endangered ecosystem
endangered language
endangered plant
endangered species
Endangered Species Act of the United States of America
Endangered Species Scientific Commission of People’s Republic of China
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