| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| GB/T 1526-1989 | English | 879 |
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Information processing. Documentation symbols and conventions for data, program and system flowcharts, program network charts and system resources charts
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GB/T 1526-1989
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GB/T 1526-1989
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