ちんまいこうほう

    noun (common) (futsuumeishi)
  1. underwater tunnel construction by sinking prefabricated box culverts
Forms
  • ちんまいこうほう
  • ちんまいこうほう
Generated definitions (experimental)
  1. underwater tunnel construction by sinking prefabricated box culverts
  2. This refers to a specific construction method used for creating tunnels under water, involving the use of large, pre-made structures that are sunk into place.
Generated collocations (experimental)