Application of supersonic depth recording equipment in making studies of sedimentation and erosion; instruments suitable for use in railway underwater survey work are described.


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    Title :

    Underwater surveys with echo soundings


    Additional title:

    Ry Eng Maintenance


    Published in:

    Publication date :

    1948


    Type of media :

    Article (Journal)


    Type of material :

    Print


    Language :

    English




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