 |
| |||
| 成交样品; 标准样品 | |||
| 对照实验 | |||
| 控制样品 | |||
| 校对取样; 校核试样; 校核煤样; 校对试样; 对照样品; 检查试样; 检查试金分析; 对照试样; 检查性试验; 检查试金〔分析〕 | |||
| контрольная проба: 3 phrases in 3 subjects |
| Chemistry | 1 |
| General | 1 |
| Technology | 1 |
The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">Add | The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">Report an error
| Get short URL | Language Selection Tips