Ancient Era
Classical Era
Medieval Era
Renaissance Era
Industrial Era
Atomic Era
Information Era
Future Era
Steel
Description
+1 [ICON_PRODUCTION] Production from Mines.
+1 [ICON_PRODUCTION] Production from Quarries.
Unlocks Urban Defenses, giving all of your cities an automatic 400 Fortification HP and the ability to perform a ranged attack. All previous walls become obsolete and siege support units are no longer effective.
Quotes
最好的钢并不总是最亮的。
——乔·艾伯康比
有三种东西特别难以穿透：钢铁、钻石以及人的本性。
——本杰明·富兰克林
ICON_TECH_STEEL
Traits
Era
Modern Era
Science Cost
4150 [ICON_SCIENCE] Science
Eureka
Build a Coal Mine and a Factory.
Unlocks
ICON_UNIT_ARTILLERY
Artillery
ICON_UNIT_AT_CREW
AT Crew
ICON_BUILDING_EIFFEL_TOWER
Eiffel Tower
ICON_BUILDING_GOLDEN_GATE_BRIDGE
Golden Gate Bridge
ICON_BUILDING_FILM_STUDIO
Film Studio
Tech Tree
Prerequires
ICON_TECH_CIVIL_ENGINEERING_HD
Civil Engineering
ICON_TECH_SANITATION
Sanitation
Leads To
ICON_TECH_COMBUSTION
Combustion
Language