钢铁雄心4事件修改方法

add_research_slot = 1 #加个窑洞搞科研

add_tech_bonus = {

name = GOGOGO

bonus = 0.95 #研究时间减少95%，如果是1就是减少100%，一天就研究完毕

uses = 100 #有100项研究项目享受-95%的时间加成

category = light_air #以下为全科技

category = medium_air

category = heavy_air

category = armor

category = cat_light_armor

category = cat_medium_armor

category = cat_heavy_armor

category = artillery

category = cat_anti_tank

category = naval_air

category = infantry_weapons

category = motorized_equipment

category = cat_mechanized_equipment

category = naval_equipment

category = rocketry

category = nuclear

category = industry

category = electronics

category = land_doctrine

category = air_doctrine

category = naval_doctrine

category = strategic_destruction_tree

category = battlefield_support_tree

category = operational_integrity_tree

category = jet_technology

category = trade_interdiction_tree