Varley loop
| test
| varley loop | |
| telecom. | 华莱电桥电路 |
| test | |
| gen. | 测 |
| archit. | 试 验; 测验; 检査; 准则; 试验品; 试验方法 |
| auto. | 检 验 |
| hydroel.st. | 检定 |
| |||
| 华莱电桥电路线路障碍测试法 | |||
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Varley loop : 4 phrases in 3 subjects |
| Construction | 1 |
| Electronics | 1 |
| Technology | 2 |