Shaft und atomuhr: was sie gemeinsam haben

1. Schritt 1. Shaft — ist Teil von — Universal joint. Connects two shafts.
2. Schritt 2. Universal joint — ist Teil von — Automobil. A universal joint carries rotation to the rear axle.
3. Schritt 3. Automobil — umfasst — Self-driving car. A self-driving car is an ordinary car driven by a computer with cameras and sensors.
4. Schritt 4. Self-driving car — hat als Teil — GPS (satellite navigation). Satellite navigation.
5. Schritt 5. GPS (satellite navigation) — nutzt — Atomuhr. The satellites carry atomic clocks; the position is calculated from signal arrival times.

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