---
title: "第 15 課 · 低音 G：中央 C 下方的地帶 · Piakno"
description: "認出 G3，低音譜表上半區不再靠數"
url: "https://piakno.com/zh-Hant/course/piano-foundations/lesson/15"
lang: "zh-Hant"
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  zh-Hans: "https://piakno.com/zh-Hans/course/piano-foundations/lesson/15.md"
  zh-Hant: "https://piakno.com/zh-Hant/course/piano-foundations/lesson/15.md"
  ja: "https://piakno.com/ja/course/piano-foundations/lesson/15.md"
  ko: "https://piakno.com/ko/course/piano-foundations/lesson/15.md"
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  de: "https://piakno.com/de/course/piano-foundations/lesson/15.md"
  pt-BR: "https://piakno.com/pt-BR/course/piano-foundations/lesson/15.md"
---

# 低音 G：中央 C 下方的地帶

> 認出 G3，低音譜表上半區不再靠數

- [零基礎鋼琴樂理主線課程](https://piakno.com/zh-Hant/course/piano-foundations)
- [上一課 · 低音 A 與拍號](https://piakno.com/zh-Hant/course/piano-foundations/lesson/14)
- [下一課 · 中央 F 與連奏](https://piakno.com/zh-Hant/course/piano-foundations/lesson/16)