There was not a mechanic among them; these were scientists, and their conversations buzzed with talk of spectrums and quantum levels, not gears and escapements. 他们之中没有人是技工;他们全是科学家,开口闭口都是量子能阶与频谱,而不是齿轮或者擒纵器。
Spring-operated or weight-operated motor fitted or adapted for fitting with escapements ( excl. those for watches) 发条驱动或重锤装置驱动的马达,已安装或适于安装,具有擒纵器(不包括表用擒纵器)
The principle and theory of the rolling escapements 旋转擒纵机构的原理与理论
A study of the motion model of untuned escapements 非调谐擒纵机构运动模型的研究