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【瓦斯管線明管設計-廚房】瓦斯天然氣是我們的日常必備 ...

「燃氣器具連接供氣管路之連接管，得為金屬管或橡皮管。不得隱蔽在構造體內或貫穿樓地板或牆壁。」因此瓦斯管路都必須是明管，才能方便檢修，避免 ...

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