组合使用关键词、标准类型、状态与 ICS 分类，快速定位所需国家标准。
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GB/T 11220.1-1989
Determination of uranium in soil--CL-5209 extractant-containing resin separation 2-(5-bromo-2-pyridylazo)-5-diethlaminophenol spectrophotometry
GB/T 11011-1989
General rules for measurements of electrical characteristics of amorphous silicon solar cells
GB/T 11010-1989
Spectrum standard solar cell
GB/T 10978.2-1989
Lead acid batteriesfor special type explosion proof power unit in coal mine--Product types and specification
GB/T 10891-1989
Safety requirements for air handling units
GB/T 1782-1989
Hub and reol spool of broadcast audio tape
GB/T 11320-1989
Test methods for the properties of piezoelectric ceramics--Material with the low mechanical quality factor
GB/T 11114-1989
Method for detecting dislocationsof synthetic quartz crystal using X-ray topographic technique
GB/T 11113-1989
Analytical method for impurities in the synthetic quartz crystal
GB/T 3430-1989
The rule of type designation for semiconductor integrated circuits
GB/T 11498-1989
Sectional specification for film integrated circuits and hybrid film integrated circuits on the basis of the qualification approval procedure
GB/T 11299.11-1989
Methods of measurement for radio equipment used in satellite earth stations--Part 3:Methods of measurement for combinations of sub-systems--Section one: General
GB/T 11299.1-1989
Methods of measurement for radio equipment used in satellite earth stations--Part 1:Measurements common to sub-systems and combinations of sub-systems--Section one:General
GB/T 11299.2-1989
Methods of measurement for radio equipment used in satellite earth stations--Part 1:Measurements common to sub-systems and combinations of sub-systems--Section two:Measurements in the r.f.range
GB/T 11299.4-1989
Methods of measurement for radio equipment used in satelliteearth stations--Part 1:Measurements common to sub-systems and combinations of sub-systems--Section four:Measurements in the base band
GB/T 11299.3-1989
Methods of measurement for radio equipment used in satellite earth stations--Part 1:Measurements common to sub-systems and combinations of sub-systems--Section three:Measurements in the i.f.range
GB/T 11299.12-1989
Methods of measurement for radio equipment used insatellite earth stations--Part 3:Methods of measurements for combination of sub-systems--Section two:Measurement of the figure of merit(G/T)of the receiving system in the 4GHz to 6GHz range
GB/T 11299.6-1989
Methods of measurement for radio equipment used in satellite earth stations--Part 2:Measurements for sub-systems--Section one:General--Section two:Antenna(inculuding feed network)
GB/T 11218-1989
The determination for alpha-radionuclide of radium in water
GB/T 11023-1989
Test guide of SF6 gas tightness for high-voltage switchgear
