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  1. 1
    Agricultural engineering
    由 Davidson, Brownlee J
    出版 2017
    Printed Book
  2. 2
    Principles of agricultural engineering. V 2. Agricultural surveying, Irrigation agricultural drainage, Soil and Water conservation
    由 Michael, A M
    出版 1966
    Printed Book
  3. 3
    Principles of agricultural engineering V.2
    由 Michael, A M
    出版 1966
    Printed Book
  4. 4
    Principles of agricultural engineering V.2
    由 Ojha, T.P
    出版 2012
    Printed Book
  5. 5
    Principles of agricultural engineering V.2
    由 Michael, A M
    出版 1966
    Printed Book
  6. 6
    Principles of agricultural engineering V.2
    由 Michael, A M
    出版 1966
    Printed Book
  7. 7
    Principles of agricultural engineering V.2
    由 Michael, A M
    出版 1966
    Printed Book
  8. 8
    Principles of agricultural engineering Vol II: Agricultural surveying irrigation drainage and soil and water conservation
    由 Michael, A M
    出版 1978
    Printed Book
  9. 9
    Principles of agricultural engineering V.1
    由 Michael, A M
    出版 2005
    Printed Book
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