| Share | Phrase |
|---|
| 20.48% | electro-mechanical [physical/chemical] means |
| 18.20% | electro-mechanical [physical/chemical] converter |
| 14.11% | electro-mechanical [physical/chemical] device |
| 10.78% | electro-mechanical [physical/chemical] system |
| 8.59% | electro-mechanical [physical/chemical] transducer |
| 8.54% | electro-mechanical [physical/chemical] switch |
| 7.19% | electro-mechanical [physical/chemical] actuator |
| 6.87% | electro-mechanical [physical/chemical] valve |
| 5.20% | electro-mechanical [physical/chemical] drive |