bottom discharge的用法和樣例：
例句
- Never plug the discharge of a pressure safety relief valve!
絕對不要堵塞壓力安全閥的排泄口！ - When the lever is operated, Hot water will discharge if the waterways are clear.
在人工手動操作閥桿時，如果水路暢通，熱水會排泄出來。 - The cork for anti-block has solved the problem of the storage of the liquid at the low mouth for discharge material.
防積塞有效解決下出料積液。
