⚾ FIP 投手独立防御率FIP Calculator (Fielding Independent Pitching)

使用说明与常见问题How-to & FAQ

「FIP 投手独立防御率」是什么？What is the FIP Calculator (Fielding Independent Pitching) tool?

FIP = (13×HR + 3×(BB + HBP) - 2×K) / IP + 常数（默认 3.10）。局数可写成 6.1 / 6.2 表示 6⅓ / 6⅔ 局。本地处理。FIP = (13×HR + 3×(BB + HBP) - 2×K) / IP + constant (default 3.10). Innings like 6.1 / 6.2 mean 6⅓ / 6⅔. Processed locally.

如何使用「FIP 投手独立防御率」？How do I use the FIP Calculator (Fielding Independent Pitching) tool?

在「FIP 投手独立防御率」中，填写「本垒打 HR」、「保送 BB」、「触身球 HBP」、「三振 K」、「投球局数 IP」等参数，结果会随输入实时计算并显示在下方。In the FIP Calculator (Fielding Independent Pitching): Fill in "Home runs HR", "Walks BB", "Hit by pitch HBP", "Strikeouts K", "Innings pitched IP"; results are recalculated instantly as you type.

常数怎么来？Where does the constant come from?

联盟每年调整，使联盟平均 FIP 等于平均 ERA，通常在 3.0-3.3。It is set each season so league FIP equals league ERA, usually 3.0-3.3.

能举个计算实例吗？Can you show a worked example?

例如在「FIP 投手独立防御率」中填 本垒打 HR = 20，保送 BB = 50，触身球 HBP = 5，三振 K = 200，投球局数 IP = 180，常数 = 3.10，结果区显示：FIP：3.24；实际局数：180For example, entering Home runs HR = 20, Walks BB = 50, Hit by pitch HBP = 5, Strikeouts K = 200, Innings pitched IP = 180, Constant = 3.10 in the FIP Calculator (Fielding Independent Pitching) gives: FIP: 3.24; Innings (decimal): 180

哪些输入会被检查？Which inputs are validated?

「FIP 投手独立防御率」会检查这些输入——「本垒打 HR」：必须填写，不能为负数；「保送 BB」、「触身球 HBP」、「三振 K」、「投球局数 IP」：必须填写；「常数」：必须填写；绝对值超过 10¹⁵ 的数也会被拒绝。不符合时结果区显示具体提示，不会给出数字。The FIP Calculator (Fielding Independent Pitching) checks its inputs — "Home runs HR": required, cannot be negative; "Walks BB", "Hit by pitch HBP", "Strikeouts K", "Innings pitched IP": required; "Constant": required; numbers above 10¹⁵ in absolute value are rejected too. When a value fails, the result area names the problem instead of showing a number.

有哪些选项可以调整？What options can I adjust?

「FIP 投手独立防御率」的设置：「本垒打 HR」默认 20；「保送 BB」默认 50；「触身球 HBP」默认 5；「三振 K」默认 200；「投球局数 IP」默认 180；「常数」默认 3.10。每次生成结果都按当前设置处理。Settings in the FIP Calculator (Fielding Independent Pitching) — "Home runs HR" default 20; "Walks BB" default 50; "Hit by pitch HBP" default 5; "Strikeouts K" default 200; "Innings pitched IP" default 180; "Constant" default 3.10. The result always uses the current settings.

手机上能用吗？Does it work on mobile?

可以。「FIP 投手独立防御率」支持触屏操作，在手机和平板浏览器中均可使用，无需安装 App。Yes. The FIP Calculator (Fielding Independent Pitching) supports touch input and works in mobile and tablet browsers without installing an app.

「FIP 投手独立防御率」免费吗？需要注册吗？Is the FIP Calculator (Fielding Independent Pitching) free? Do I need an account?

「FIP 投手独立防御率」完全免费，无需注册或安装，打开网页即可使用，手机和电脑都能用；输入的内容只在你的浏览器本地处理。The FIP Calculator (Fielding Independent Pitching) is completely free with no sign-up or install and works on phones and desktops; what you enter is processed only in your browser.