Roda de liga leve e gutenberg printing press: o que têm em comum
- Passo 1. Roda de liga leve — é um tipo de — Wheel. A wheel.
- Passo 2. Wheel — faz parte de — Steam locomotive. The steam engine turns the driving wheels.
- Passo 3. Steam locomotive — tem como parte — Watt steam engine. A steam locomotive is driven by a steam engine.
- Passo 4. Watt steam engine — faz parte de — Rotary printing press. The first rotary presses were steam-driven.
- Passo 5. Rotary printing press — evoluiu de — Gutenberg printing press. Cylinders instead of a flat press.