Needle valve

（重定向自Needle valves）

A needle valve is a type of valve having a small port and a threaded, needle-shaped plunger. It allows precise regulation of flow, although it is generally only capable of relatively low flow rates.

单词	Needle valves
释义	Needle valves 英语百科 Needle valve （重定向自Needle valves） A needle valve is a type of valve having a small port and a threaded, needle-shaped plunger. It allows precise regulation of flow, although it is generally only capable of relatively low flow rates.
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