range of light
| variation
| range of light | |
| tech. | 光程 |
| variation | |
| el. meas.inst. | 由影响量引起的改变量; 改变量; 由影响量引起的变差; 变差; 由影响量引起的变化量; 变化量 |
| hydroel.st. | 变量 |
| IT | 偏差 |
| math. | 变异，变差，变动，变分 |
| sport. | 变动 |
| |||
| 光程 | |||
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range of light : 7 phrases in 1 subject |
| Technology | 7 |