symmetrical wave
| function
| symmetrical wave abbr. | |
| tech. | 对称波 |
| function abbr. | |
| gen. | 运行; 工作 |
| hydroel.st. | 作用 |
| interntl.trade. | 效用; 职能 |
| light. | 功能，用途 |
| math. | 运算 |
| met. | 功用; 用途 |
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| 对称波 | |||
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symmetrical wave : 4 phrases in 3 subjects |
| Chemistry | 1 |
| Electric machinery | 1 |
| Technology | 2 |