| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| HG/T 20557.6-1993 | English | 199 |
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(Process design professional regulation process systems engineering at important meetings related to the duties and tasks)
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HG/T 20557.6-1993
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HG/T 20557.6-1993
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