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<collection xmlns="http://www.loc.gov/MARC21/slim">
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  <leader>01116nam a2200229Ia 4500</leader>
  <controlfield tag="001">CTU_142545</controlfield>
  <controlfield tag="008">210402s9999    xx            000 0 und d</controlfield>
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   <subfield code="c">8000</subfield>
  </datafield>
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   <subfield code="a">354.37</subfield>
  </datafield>
  <datafield tag="082" ind1=" " ind2=" ">
   <subfield code="b">T309</subfield>
  </datafield>
  <datafield tag="110" ind1=" " ind2=" ">
   <subfield code="a">Tiêu chuẩn Việt Nam</subfield>
  </datafield>
  <datafield tag="245" ind1=" " ind2="0">
   <subfield code="a">Chất lượng không khí :</subfield>
  </datafield>
  <datafield tag="245" ind1=" " ind2="0">
   <subfield code="b">Nồng độ tối đa cho phép của một số chất độc hại trong không khí xung quanh</subfield>
  </datafield>
  <datafield tag="245" ind1=" " ind2="0">
   <subfield code="c">Tiêu chuẩn Việt Nam</subfield>
  </datafield>
  <datafield tag="260" ind1=" " ind2=" ">
   <subfield code="a">Hà Nội</subfield>
  </datafield>
  <datafield tag="260" ind1=" " ind2=" ">
   <subfield code="b">Tiêu chuẩn Việt Nam</subfield>
  </datafield>
  <datafield tag="260" ind1=" " ind2=" ">
   <subfield code="c">1995</subfield>
  </datafield>
  <datafield tag="520" ind1=" " ind2=" ">
   <subfield code="a">Nồng độ tối đa cho phép của một số chất độc hại trong không khí xung quanh quy định nồng độ tối đa cho phép của một số chất độc hại trong không khí xung quanh bao gồm các chất vô cơ, hữư cơ... sinh ra cho các hoạt động kinh tế của con người.</subfield>
  </datafield>
  <datafield tag="650" ind1=" " ind2=" ">
   <subfield code="a">Air,Không khí</subfield>
  </datafield>
  <datafield tag="650" ind1=" " ind2=" ">
   <subfield code="x">Pollution,Ô nhiễm</subfield>
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  <datafield tag="904" ind1=" " ind2=" ">
   <subfield code="i">Trọng Hiếu</subfield>
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  <datafield tag="980" ind1=" " ind2=" ">
   <subfield code="a">Trung tâm Học liệu Trường Đại học Cần Thơ</subfield>
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</collection>
