instant adj. 1.迫切的,紧急的。 2.当月的,本月的〔商业或正式文件中使用,一般略为 inst.〕。 3.立即的,直接的。 4.食物已配制好的。 be in instant need of help 急需帮助。 the 3rd of this instant June 这一个六月的三号。 your letter of the 10th instant 本月十日尊函。 an instant response 立即回答。 instant coffee 即溶咖啡。 n. 瞬间,时刻,即时。 at that instant 在那时候,在那瞬间。 I went that instant. 我立刻就走了。 this instant 立刻,马上。 for an instant 一瞬间(I couldn't answer for an instant. 我一时答不上来)。 in an instant 立刻,马上(I'll be with you in an instant. 我立刻就来)。 on the instant 立即,即时(march off on the instant 马上出发)。 the instant =as soon as 一…(就)(The instant we heard the alarm, we fell in for action. 我们一听到警报,就立即集合准备战斗)。
Confirming of the center of acceleration at initial instant of motion and its application 运动初瞬时加速度瞬心的一种确定方法及应用
In addition , all the system states are on the sliding hyperplane at the initial instant , the reaching phase of smc is eliminated and the global robustness and stability of the closed - loop system can be guaranteed with the proposed control strategy 此外,控制策略使得系统的初始状态已经处于滑模面上,从而消除了滑模控制的到达阶段,进而确保了闭环系统的全局鲁棒性和稳定性。