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| quartz oscillator crystal | |||
| quartz oscillator | |||
| quartzite oscillator | |||
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石英 振荡 器 : 16 phrases in 7 subjects |
| Electronics | 2 |
| Geophysics | 2 |
| Metallurgy | 2 |
| Oil / petroleum | 1 |
| Sports | 1 |
| Technology | 7 |
| Telecommunications | 1 |
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