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      <marc:subfield code="a">Burns, B. M., </marc:subfield>
      <marc:subfield code="e">author.</marc:subfield>
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    <marc:datafield tag="245" ind1="1" ind2="4">
      <marc:subfield code="a">The development of a prediction equation for transit system line frost at Edmonton, Alberta / </marc:subfield>
      <marc:subfield code="c">by B.M. Burns.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="246" ind1="1" ind2="4">
      <marc:subfield code="a">Development of a prediction equation for transit system line frost at Edmonton, AB</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="264" ind1=" " ind2="1">
      <marc:subfield code="a">Toronto : </marc:subfield>
      <marc:subfield code="b">Department of the Environment, Atmospheric Environment Service, Applications and Consultation Division, Arctic Meteorology Section, the Arctic Development Unit, </marc:subfield>
      <marc:subfield code="c">March, 1973.</marc:subfield>
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      <marc:subfield code="a">1 online resource (7 pages).</marc:subfield>
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      <marc:subfield code="a">computer</marc:subfield>
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      <marc:subfield code="a">online resource</marc:subfield>
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      <marc:subfield code="a">Project report (Environment Canada, Atmospheric Environment Service, Central Services Directorate) ; </marc:subfield>
      <marc:subfield code="v">no. 10</marc:subfield>
    </marc:datafield>
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      <marc:subfield code="a">"Canadian Climate Centre project report no. 10"--Cover.</marc:subfield>
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    <marc:datafield tag="500" ind1=" " ind2=" ">
      <marc:subfield code="a">Digitized edition from print [produced by Environment and Climate Change Canada].</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="520" ind1="3" ind2=" ">
      <marc:subfield code="a">"Equations, generated by linear regression analysis, for forecasting Edmonton Transit System line frost are listed and discussed. The results of the field test and the computer costs of development of the equations are included. The latter portion of the paper includes information, gleaned from conversations with personnel of various companies, with respect to frost and related problems. The equations eliminate indecision in the "now"  forecasting of line frost and provide a fixed base from which to predict formation or dissipation"--Abstract.</marc:subfield>
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      <marc:subfield code="a">Frost</marc:subfield>
      <marc:subfield code="z">Alberta</marc:subfield>
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      <marc:subfield code="x">Mathematical models.</marc:subfield>
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      <marc:subfield code="a">Street-railroads</marc:subfield>
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      <marc:subfield code="a">Gel</marc:subfield>
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      <marc:subfield code="z">Edmonton</marc:subfield>
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      <marc:subfield code="x">Modèles mathématiques.</marc:subfield>
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      <marc:subfield code="a">Métros légers</marc:subfield>
      <marc:subfield code="z">Alberta</marc:subfield>
      <marc:subfield code="z">Edmonton</marc:subfield>
      <marc:subfield code="x">Entretien et réparations</marc:subfield>
      <marc:subfield code="x">Modèles mathématiques.</marc:subfield>
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      <marc:subfield code="a">Canada. </marc:subfield>
      <marc:subfield code="b">Atmospheric Environment Service. </marc:subfield>
      <marc:subfield code="b">Central Services Directorate, </marc:subfield>
      <marc:subfield code="e">issuing body.</marc:subfield>
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    <marc:datafield tag="830" ind1="#" ind2="0">
      <marc:subfield code="a">Project report (Canada. Meteorological Applications Branch)</marc:subfield>
      <marc:subfield code="v">no. 10.</marc:subfield>
      <marc:subfield code="w">(CaOODSP)9.883702</marc:subfield>
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      <marc:subfield code="q">PDF</marc:subfield>
      <marc:subfield code="s">12.6 MB</marc:subfield>
      <marc:subfield code="u">https://publications.gc.ca/collections/collection_2025/eccc/en57/En57-46-10-eng.pdf</marc:subfield>
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