pg = pg or {}
pg.model_upgrade = {
	{
		icon_chosen = "jiantou2",
		count_of_tiers = 4,
		attribute_desc = "耐久\n炮击\n雷装",
		name = "作战协调网络框架",
		recommend_desc = "轻巡 重巡",
		id = 1,
		icon = "jiantou",
		upgrade_route_tier_1 = {
			{
				11011,
				0
			}
		},
		upgrade_route_tier_2 = {
			{
				11012,
				11011
			}
		},
		upgrade_route_tier_3 = {
			{
				11013,
				11012
			}
		},
		upgrade_route_tier_4 = {
			{
				11014,
				11013
			},
			{
				11015,
				11013
			}
		}
	},
	{
		icon_chosen = "jiantou2",
		count_of_tiers = 4,
		attribute_desc = "航空\n命中\n反潜",
		name = "高性能远侦框架",
		recommend_desc = "轻航 航母",
		id = 2,
		icon = "jiantou",
		upgrade_route_tier_1 = {
			{
				11021,
				0
			}
		},
		upgrade_route_tier_2 = {
			{
				11022,
				11021
			}
		},
		upgrade_route_tier_3 = {
			{
				11023,
				11022
			}
		},
		upgrade_route_tier_4 = {
			{
				11024,
				11023
			},
			{
				11025,
				11023
			}
		}
	},
	{
		icon_chosen = "jiantou2",
		count_of_tiers = 4,
		attribute_desc = "炮击\n防空\n机动",
		name = "紧急回避系统",
		recommend_desc = "轻巡 重巡 战列 驱逐",
		id = 3,
		icon = "jiantou",
		upgrade_route_tier_1 = {
			{
				11031,
				0
			}
		},
		upgrade_route_tier_2 = {
			{
				11032,
				11031
			}
		},
		upgrade_route_tier_3 = {
			{
				11033,
				11032
			}
		},
		upgrade_route_tier_4 = {
			{
				11034,
				11033
			}
		}
	},
	{
		icon_chosen = "jiantou2",
		count_of_tiers = 4,
		attribute_desc = "耐久\n炮击\n命中",
		name = "高性能射击框架",
		recommend_desc = "战列 战巡 重巡",
		id = 4,
		icon = "jiantou",
		upgrade_route_tier_1 = {
			{
				11041,
				0
			}
		},
		upgrade_route_tier_2 = {
			{
				11042,
				11041
			}
		},
		upgrade_route_tier_3 = {
			{
				11043,
				11042
			}
		},
		upgrade_route_tier_4 = {
			{
				11044,
				11043
			},
			{
				11045,
				11043
			}
		}
	},
	{
		icon_chosen = "jiantou2",
		count_of_tiers = 4,
		attribute_desc = "耐久\n雷装\n命中",
		name = "水下标记系统",
		recommend_desc = "轻巡 驱逐",
		id = 5,
		icon = "jiantou",
		upgrade_route_tier_1 = {
			{
				11051,
				0
			}
		},
		upgrade_route_tier_2 = {
			{
				11052,
				11051
			}
		},
		upgrade_route_tier_3 = {
			{
				11053,
				11052
			}
		},
		upgrade_route_tier_4 = {
			{
				11054,
				11053
			},
			{
				11055,
				11053
			}
		}
	},
	{
		icon_chosen = "jiantou2",
		count_of_tiers = 4,
		attribute_desc = "耐久\n防空\n航空",
		name = "舰载机网络协议",
		recommend_desc = "航母 轻航",
		id = 6,
		icon = "jiantou",
		upgrade_route_tier_1 = {
			{
				11061,
				0
			}
		},
		upgrade_route_tier_2 = {
			{
				11062,
				11061
			}
		},
		upgrade_route_tier_3 = {
			{
				11063,
				11062
			}
		},
		upgrade_route_tier_4 = {
			{
				11064,
				11063
			},
			{
				11065,
				11063
			}
		}
	},
	{
		icon_chosen = "jiantou2",
		count_of_tiers = 4,
		attribute_desc = "耐久\n防空\n机动",
		name = "舰周装甲",
		recommend_desc = "轻巡 重巡 战列 驱逐",
		id = 7,
		icon = "jiantou",
		upgrade_route_tier_1 = {
			{
				11071,
				0
			}
		},
		upgrade_route_tier_2 = {
			{
				11072,
				11071
			}
		},
		upgrade_route_tier_3 = {
			{
				11073,
				11072
			}
		},
		upgrade_route_tier_4 = {
			{
				11074,
				11073
			}
		}
	},
	{
		icon_chosen = "jiantou2",
		count_of_tiers = 4,
		attribute_desc = "耐久\n防空\n反潜",
		name = "战术机器学习框架",
		recommend_desc = "轻航 驱逐 轻巡",
		id = 8,
		icon = "jiantou",
		upgrade_route_tier_1 = {
			{
				11081,
				0
			}
		},
		upgrade_route_tier_2 = {
			{
				11082,
				11081
			}
		},
		upgrade_route_tier_3 = {
			{
				11083,
				11082
			}
		},
		upgrade_route_tier_4 = {
			{
				11084,
				11083
			},
			{
				11085,
				11083
			}
		}
	},
	all = {
		1,
		2,
		3,
		4,
		5,
		6,
		7,
		8
	}
}