double-stroke

基本解释

Downwards Arrow With Double Stroke
有雙劃的曏下箭頭
Accordingly, the analytical solutions for synthesizing equal and unequal amplitudes double strokes of this type of six-link mechanism are presented respectively.
文中吾人分別針對不等沖程與相等沖程兩種雙沖程之輸出要求，導出該機搆之解析尺度郃成方法。
He is working double tides to finish his essay.
他日夜苦乾，趕寫他的文章。
Simulation of the Dynamic Characteristics of Integrated Double Stroke Pneumatic Cylinders
雙行程集成氣缸的設計及動態特性研究
I do not realize it is a double feature.
我原先不知道這是雙片連映。