A scale made to slide along the divisions of another scale in order to obtain accurate fractional parts of its subdivisions. 游标(尺)；游尺。 Turning freely, as anthers or toes. 【动】可任意转动的。 vernier engine 长程弹道飞弹或太空船上校正速度及方向用的火箭引擎。(= vernier rocket) vernier rocket 长程弹道飞弹或太空船上校正速度及方向用的火箭引擎。(= vernier engine) |