1980 year China issued GB standards list |
GB/T 2413-1980 Piezoelectric ceramic materials--Measuring methods for determination of volume density
压电陶瓷材料体积密度测量方法 |
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GB 2312-1980 Code of Chinese graphic character setfor information interchange--Primary set
信息交换用汉字编码字符集 基本集 |
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GB/T 2291-1980 Method for preparation of coal tar pitchs specimens
煤沥青试验室试样的制备方法 |
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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 |
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GB 2017-1980 Covering technique of the medium-wave broadcastingnetwork
中波广播网覆盖技术 |
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GB/T 2347-1980 Hydraulic fluid power--Pumps and motors--Geometric displacements
液压泵及马达公称排量系列 |
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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 |
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GB/T 598-1980 Marine bronze external screwed packed cocks
船用外螺纹青铜填料旋塞 |
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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 |
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GB/T 1944-1980 Light cargo hoisting rod
船用轻型吊货杆 |
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GB/T 1762-1980 Method of test for after-tack of paint films
漆膜回粘性测定法 |
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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 |
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GB 2017-1980 Covering technique of the medium-wave broadcastingnetwork
中波广播网覆盖技术 |
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