velocity head的用法和樣例:
例句
- How much is the dynamic head of BFP?
鍋爐給水泵的水力壓頭是多少? - The suction head for the vacuum cleaner improves cleaning performance.
真空吸塵器的吸入壓頭改善了吸塵效能。
往上內部獨特創造,受著作權護理,商標侵權必究
- 如今熱搜詞
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