Standard Guide for Monitoring Aqueous Nutrients in Watersheds
实施日期:1997-06-10
实施日期:2005-06-20
发布日期:2013-12-31 实施日期:2013-12-31
Dentistry. Dental furnace. Test method for temperature measurement with separate thermocouple
发布日期:2013-02-28 实施日期:2013-02-28
Ergonomic requirements for office work with visual display terminals (VDTs) - Part 16: Direct-manipulation dialogues (ISO 9241-16:1999); German version EN ISO 9241-16:1999
Non-destructive testing - Image quality of radiographs - Part 5: Image quality of indicators (duplex wire type), determination of image unsharpness value; German version EN 462-5:1996
Verification Regulation of DDZ-ⅢSeries Process Electronic Control System Indicator
发布日期:1990-06-19 实施日期:1990-12-31
Chemical fertilizer products-standard volumetric stndard reagent and indicator solutions for chemical analysis
发布日期:1997-02-24 实施日期:1997-10-01
Tractors, machinery for agriculture and forestry, powered lawn and garden equipment -- Symbols for operator controls and other displays -- Part 4: Symbols for forestry machinery
发布日期:1993-12-01 实施日期:1993-12-01
Indoor air -- Part 8: Determination of local mean ages of air in buildings for characterizing ventilation conditions
发布日期:2007-06-01 实施日期:2007-06-01
Optics and photonics -- Optical transfer function -- Definitions and mathematical relationships
发布日期:2007-06-01 实施日期:2007-06-01
QDZ process pneumatic control system--Indicating-recording controller
实施日期:2000-01-01
Methods measurement of oscilloscope tubes and indicator tubes
发布日期:2013-10-17 实施日期:2013-12-01
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