“direct drive valve actuator”的概念、定义、翻译、参考文献-科学参考

单词	direct drive valve actuator
释义	direct drive valve actuator Encyclopedia 工学直接驱动阀式作动器释 direct drive valve actuator直接驱动阀式作动器采用直接驱动阀（direct drive valve，简称DDV）作为主控阀的作动器。
随便看	Gauss reciprocity law Gauss reciprocity theorem gauss reduction Gauss root theorem Gauss-Seidel iteration Gauss-Seidel iteration method Gauss Seidel iterative method Gauss-Seidel iterative method Gauss-Seidel method Gauss semigroup Gauss series Gauss's flux law Gauss's law Gauss's theorem Gauss's Theorema Egregium Gauss's theorema egregium Gauss sum Gauss system of units Gauss test Gauss theorem Gauss theorema egregium Gauss theorem of magnetic field Gauss theory of geomagnetic field Gauss transform Gauss transformation

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