instructional
| testing
| instructional | |
| gen. | 教学 的 |
| testing | |
| econ. | 检测 |
| fin. | 试査 |
| hydroel.st. | 检验; 试验; 检定 |
| met. | 研究; 测定 |
| mining. | 试油 |
| oil | 试井 |
| racing | 试车 |
| |||
| 教学〔育〕的 | |||
| 指导的 | |||
|
instructional : 69 phrases in 21 subjects |