 |
|
Standard
| DB31/T 1172-2019 (English Version) |
|
|
|
|
|
|
|
|
Detail of DB31/T 1172-2019
| Standard No. |
|
| English Name |
|
| Chinese Name |
|
| Chinese Classification |
|
| Professional Classification |
|
| ICS Classification |
|
| Issued by |
|
| Issued on |
|
| Implemented on |
|
| Status |
|
| Superseded by |
|
| Superseded on |
|
| Abolished on |
|
| Superseding |
|
| Language |
|
| File Format |
| Word Count |
| Price(USD) |
|
| Keywords |
|
Introduction of DB31/T 1172-2019
本标准规定了电梯维护保养单位质量与信用评价的内容、计分规则、评价形式与要求、信息来源、异议处理等内容。
本标准适用于具有相应资质、且在本市从事电梯维护保养作业的单位开展质量与信用评价。
Contents of DB31/T 1172-2019