Acceptance technical code for soil and water conservation engineering of development and construction projects
发布日期:2008-11-14 实施日期:2009-02-01
Technical specification for comprehensive control of soil and water conservation - Small engineering of store, drainage and draw water
发布日期:2008-11-14 实施日期:2009-02-01
Planung,Konstruktion und Einbau von Bewaesserungsanlagen. Richtlinie zur Wassermenge von Bewaesserungsanlagen Planning,design and installation of irrigation schemes. Part 3:Guide to irrigation water re...
实施日期:1995-12-15
Traveller irrigation machines - Part 2: Softwall hose and couplings - Test methods
发布日期:2008-02-03 实施日期:2008-07-01
Unified design standard for reliability of hydraulic engineering structures
发布日期:1994-03-11 实施日期:1994-11-01
Technical code for seepage control engineering on canal
发布日期:2010-07-15 实施日期:2011-02-01
Agricultural irrigation equipment-Control heads
发布日期:2008-02-03 实施日期:2008-07-01
Regulation of techniques for comprehensive control of soil erosion--Technique for erosion control of waste land
实施日期:1996-09-01
Step irons for single-line installations - Step irons for setting in concrete
实施日期:2003-04-01
Series small-sized light movable irrigation machines
发布日期:2010-11-10 实施日期:2011-03-01
Specification of construction acceptance on water resources and hydroelectric development ...
实施日期:1999-04-01
Technical specification for comprehensive control of soil and water conservation - Technique for erosion control of slope land
发布日期:2008-11-14 实施日期:2009-02-01
Technical specification for comprehensive control of soil and water conservation - Technique for erosion control of gullies
发布日期:2008-11-14 实施日期:2009-02-01
实施日期:2005-09-26
Bewaesserungsverfahren. Kreis-und Linearberegnungsmaschinen. Angabe technischer Kennwerte Irrigation Techniques-Centre Pivot and Moving Lateral Systems-Part 1:Presentation of the Technical Characterist...
实施日期:1999-05-15
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