arithmetic series
| weight function
| arithmetic series abbr. | |
| bridg.constr. | 算术级数 |
| econ. | 等差数列 |
| interntl.trade. | 算术数列 |
| math. од. | 等差级数 |
| weight function abbr. | |
| math. | 权函数 |
| math. од. | 权 函数 |
| stat. | 权函数 |
| tech. | 重量函数 |
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| 算术级数 | |||
| 等差数列 | |||
| 算术数列 | |||
| ★ 等差级数 | |||
| 算术〔等差〕级数 | |||
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arithmetic series : 12 phrases in 6 subjects |
| Business | 1 |
| Construction | 1 |
| Economics | 4 |
| Electronics | 2 |
| Mathematics | 1 |
| Technology | 3 |