variable step
| size
| variable step abbr. | |
| el. | 可变步长 |
| size abbr. | |
| bridg.constr. | 个儿 |
| hydroel.st. | 体积; 粒径 |
| manag. | 规模; 数量 |
| met. | 量尺寸; 计量; 定径 |
| stat. | 3/4云德; 绝对频率 |
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| 可变步长 | |||
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variable step : 18 phrases in 12 subjects |
| Accounting | 1 |
| Business | 2 |
| Economics | 1 |
| Electric machinery | 2 |
| Electronics | 2 |
| Finances | 1 |
| Information technology | 1 |
| Marketing | 2 |
| Mathematics | 1 |
| Space | 1 |
| Technology | 3 |
| Wind Energy | 1 |