---
title: "2-1 第二章 掉落统计（美服）"
description: "2-1 第二章（美服）掉落统计：基础作战记录 百分比 124.06%、异铁 70.01%、岁过华灯 25.00%；样本数 927（2020-01-16 至今）。理智消耗 9。数据更新于 2026-10-23。企鹅物流数据统计——玩家众包的明日方舟掉率数据。"
lang: zh
server: US
zone_id: "main_2"
stage_id: "main_02-01"
as_of: 2026-10-23T18:50:08Z
time_zone: UTC-7
rows: 14
rows_total: 14
canonical: "https://penguin-stats.io/zh/result/us/stage/main_2/main_02-01"
api: "https://penguin-stats.io/PenguinStats/api/v2/result/matrix?server=US&stageFilter=main_02-01&show_closed_zones=true"
license: CC BY-NC 4.0
license_url: https://creativecommons.org/licenses/by-nc/4.0/
attribution: "Data: Penguin Statistics (penguin-stats.io), CC BY-NC 4.0"
---

# 2-1 第二章 掉落统计（美服）

服务器: [国服](https://penguin-stats.io/zh/result/cn/stage/main_2/main_02-01.md) · **美服** · [日服](https://penguin-stats.io/zh/result/jp/stage/main_2/main_02-01.md) · [韩服](https://penguin-stats.io/zh/result/kr/stage/main_2/main_02-01.md)

理智：9

2-1 第二章（美服）各物品的掉落统计，按百分比从高到低排列

| 物品 | ID | 掉落数 | 样本数 | 百分比 | 单件期望理智 | 统计区间 |
| --- | --- | ---: | ---: | ---: | ---: | --- |
| [基础作战记录](https://penguin-stats.io/zh/result/us/item/2001.md) | `2001` | 1150 | 927 | 124.06% | 7.25 | 2020-01-16 至今 |
| [异铁](https://penguin-stats.io/zh/result/us/item/30042.md) | `30042` | 649 | 927 | 70.01% | 12.86 | 2020-01-16 至今 |
| [岁过华灯](https://penguin-stats.io/zh/result/us/item/randomMaterial_2.md) | `randomMaterial_2` | 3 | 12 | 25.00% | 36.00 | 2020-08-12 ~ 2020-08-26 |
| [32h战略配给](https://penguin-stats.io/zh/result/us/item/randomMaterial_3.md) | `randomMaterial_3` | 4 | 21 | 19.05% | 47.25 | 2021-01-02 ~ 2021-01-16 |
| [源岩](https://penguin-stats.io/zh/result/us/item/30011.md) | `30011` | 109 | 927 | 11.76% | 76.54 | 2020-01-16 至今 |
| [感谢庆典物资补给](https://penguin-stats.io/zh/result/us/item/randomMaterial_4.md) | `randomMaterial_4` | 2 | 19 | 10.53% | 85.50 | 2021-04-30 ~ 2021-05-14 |
| [罗德岛物资补给](https://penguin-stats.io/zh/result/us/item/randomMaterial_1.md) | `randomMaterial_1` | 1 | 10 | 10.00% | 90.00 | 2020-06-30 ~ 2020-07-14 |
| [赤金](https://penguin-stats.io/zh/result/us/item/3003.md) | `3003` | 87 | 927 | 9.38% | 95.90 | 2020-01-16 至今 |
| [酯原料](https://penguin-stats.io/zh/result/us/item/30031.md) | `30031` | 58 | 927 | 6.26% | 143.84 | 2020-01-16 至今 |
| [双酮](https://penguin-stats.io/zh/result/us/item/30051.md) | `30051` | 57 | 927 | 6.15% | 146.37 | 2020-01-16 至今 |
| [代糖](https://penguin-stats.io/zh/result/us/item/30021.md) | `30021` | 56 | 927 | 6.04% | 148.98 | 2020-01-16 至今 |
| [异铁碎片](https://penguin-stats.io/zh/result/us/item/30041.md) | `30041` | 47 | 927 | 5.07% | 177.51 | 2020-01-16 至今 |
| [破损装置](https://penguin-stats.io/zh/result/us/item/30061.md) | `30061` | 32 | 927 | 3.45% | 260.72 | 2020-01-16 至今 |
| [家具](https://penguin-stats.io/zh/result/us/item/furni.md) | `furni` | 8 | 927 | 0.86% | 1042.87 | 2020-01-16 至今 |

样本数：统计区间内汇报的该作战次数。掉落数：这些作战中该物品的掉落总数。百分比 = 掉落数 ÷ 样本数，即每次作战的期望掉落数量，可超过 100%。单件期望理智 = 理智 ÷ 百分比。统计区间：该作战掉落列表最近一次变动以来的时间段。

数据更新于 2026-10-23 11:50 (UTC-7)。[完整数据（JSON）](https://penguin-stats.io/PenguinStats/api/v2/result/matrix?server=US&stageFilter=main_02-01&show_closed_zones=true)。数据许可：[CC BY-NC 4.0](https://creativecommons.org/licenses/by-nc/4.0/)