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Standard Code | Standard Title | Standard Class | Order |
---|---|---|---|
GB/T 2689.4-1981 |
Life test and acceleration life test--Optimal linear deflection-free--Evaluation of Weibull distributions 寿命试验和加速寿命试验的最好线性无偏估计法(用于威布尔分布) |
China National Standards W |
English PDF |
GB/T 2689.3-1981 |
Life test and acceleration life test--Simple linear deflection-free--Evaluation ofWeibull distributions 寿命试验和加速寿命试验的简单线性无偏估计法(用于威布尔分布) |
China National Standards W |
English PDF |
GB/T 2689.2-1981 |
Life test and acceleration life test charts--Evaluation of their Weibull distributions 寿命试验和加速寿命试验的图估计法 (用于威布尔分布) |
China National Standards W |
English PDF |
GB/T 2625-1981 |
Process detection and controlfloW chart--Symbols and letter codes 过程检测和控制流程图用图形符号和文字代号 |
China National Standards W |
English PDF |
GB/T 2426-1981 |
Breeding stock--Xinjiang fine-Wool sheep 新疆细毛羊 |
China National Standards W |
English PDF |
GB/T 2350-1980 |
Fluid poWer systems and components--Cylinders--Piston rod thread dimensions and types 液压气动系统及元件 活塞杆螺纹型式和尺寸系列 |
China National Standards W |
English PDF |
GB/T 2349-1980 |
Fluid poWer systems and components--Cylinders--Basic series of piston strokes 液压气动系统及元件 缸活塞行程系列 |
China National Standards W |
English PDF |
GB/T 2347-1980 |
Hydraulic fluid poWer--Pumps and motors--Geometric displacements 液压泵及马达公称排量系列 |
China National Standards W |
English PDF |
GB/T 2020-1980 |
Recording magnetic tape With 9 magnetic tracks, 12.7mm width and 32 lines/mm for informationprocessing exchange 信息处理交换用9磁道12.7毫米宽32行/毫米记录磁带 |
China National Standards W |
English PDF |
GB 2017-1980 |
Covering technique of the medium-Wave broadcastingnetwork 中波广播网覆盖技术 |
China National Standards W |
English PDF |
GB/T 1989-1980 |
Methods for indication of the 7-bit encoding character set for information processing sWitching on 12.7 mm magnetic tape 信息处理交换用七位编码字符集在9磁道12.7 毫米磁带上的表示方法 |
China National Standards W |
English PDF |
GB/T 598-1980 |
Marine bronze external screWed packed cocks 船用外螺纹青铜填料旋塞 |
China National Standards W |
English PDF |
GB 2017-1980 |
Covering technique of the medium-Wave broadcastingnetwork 中波广播网覆盖技术 |
China National Standards W |
English PDF |
GB/T 1814-1979 |
Inspection method for steel Work fractures 钢材断口检验法 |
China National Standards W |
English PDF |
GB/T 1765-1979 |
Method of producing of paint films for testing heat and humidity resistance,salt-fog resistance and accelerated Weathering 测定耐湿热、耐盐雾、耐侯性 (人工加速) 的漆膜制备法 |
China National Standards W |
English PDF |
GB/T 1726-1979 |
Methods of test for hiding poWer of paints 涂料遮盖力测定法 |
China National Standards W |
English PDF |
GB/T 260-1977 |
Determination of Water content in petroleum products 石油产品水分测定法 |
China National Standards W |
English PDF |
GB/T 974-1976 |
ScreWs,cross recessed,120° raised countersunkhead 十字槽120°半沉头螺钉 |
China National Standards W |
English PDF |
GB/T 973-1976 |
ScreWs,cross recessed,oval head 十字槽扁圆头螺钉 |
China National Standards W |
English PDF |
GB/T 512-1965 |
Determination of Water content in lubricating greases 润滑脂水分测定法 |
China National Standards W |
English PDF |
GB 188-1963 |
Locomotive and car clearance boundary and structure clearance boundary for 762mm gauge railWays--Classification and basic dimensions 762毫米轨距铁路机车车辆限界和建筑接近限界分类及基本尺寸 |
China National Standards W |
English PDF |
GB/T 3323.2-2019 |
Non-destructive testing of Welds—Radiographic testing—Part 2:X- and gamma-ray techniques with digital detectors 焊缝无损检测 射线检测 第2部分:使用数字化探测器的X和伽玛射线技术 |
China National Standards W |
English PDF |
GB/T 3323.1-2019 |
Non-destructive testing of Welds—Radiographic testing—Part 1:X- and gamma-ray techniques with film
焊缝无损检测 射线检测 第1部分:X和伽玛射线的胶片技术 |
China National Standards W |
English PDF |
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