butterfly valve是什么意思 butterfly valve怎么读
butterfly valve的英文翻译是什么意思，词典释义与在线翻译
Noun:- a valve in a carburetor that consists of a disc that turns and acts as a throttle
butterfly valve的用法和样例
用作名词 (n.)
- Several different valve needles were designed and manufactured for a superfluid helium system.
摘要针对某超流氦系统所需要的低温节流阀，设计并加工了几种不同结构形式和尺寸的阀针。 - A throttle valve control device is composed of a stator core with a solenoid and a rotor carrying a throttle valve.
一种节流阀控制装置，包括一个带螺线管的定子铁芯和一个带节流阀的转子。
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