Electro-hydraulic servo-valve的用法和樣例：
例句
- This paper develops a direct-drive electrohydraulic servo valve of a completely new structure.
研製了一種全新結構的直接驅動電液伺服閥。 - A novel piezoelectric type nozzle flapper hydroelectric servo valve was developed and its control method was researched.
摘要提出了一種新型壓電晶片型噴嘴擋板式電液伺服閥，並對其控制方法進行了研究。
