[使用: 工作台]

Steel Plate * 3

Iron Gear * 2

Conduction Machine Component * 1

高炉 * 2

Temperature Regulator * 1

↓

合金炉 * 1

[使用: 工作台]

Iron Gear * 3

Basic Energy Pipe * 1

Pure Iron Plate * 2

Convection Machine Component * 1

熔炉 * 2

↓

Coal Generator * 1