英汉例句雙語例句Low and high speed (1000 RPM) windings and resolution to 0.2 arc-sec available.高，低轉速（1000 RPM）繞組及可達0.2弧-秒的分辨率。arc sec更多例句词组短语短語CSS -SEC-ARC 安全arc sec更多词组英英字典柯林斯英英字典 of a degree of an angle arc sec剑桥字典arc sec柯林斯字典