Term
J-GLOBAL ID:200906034769257207 

ballast

Subject category:
Subject category
Subject category of the technical term.
鉄道工学
Sciterm (2):
Sciterm
Terms compiled by the various academic associations and the Ministry of Education, Culture, Sports, Science and Technology.
  • 地学編 / 道床 / ballast
  • 地学編 / 砂利【材料】 / ballast
Related terms  (3):
Broader terms  (1):
Narrower terms (2):
Thsaurus map:
Thesaurus Map (Notice) Synonyms included only in Sciterm are not displayed

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