当推送尤里·加加林进入轨道的预定时刻来临之际，他只是简单地按下一个按钮闭合点火电路并看着发动机启动。
When the appointed time came to blast Yuri Gagarin into orbit, he simply pushed a button that completed the ignition circuit and watched the motors start.
本方法实现简单，抗噪能力强，是一种实用高效的闭合曲线检测方法。
The proposed method is easy to implement and has strong anti-noise ability.
提出了一种在较简单图像中提取多个完整图形闭合外边界的方法。
A method of obtaining multiple close outside boundary of simple images was given.
一些简单的开、闭合电路，可以让孩子们掌握机械系统的工作原理。
Some areas covered include developing an understanding of simple, open, and closed circuits and learning how different mechanical systems work.
图解法的主要特点在于利用闭合方框线的概念，可以简单而又迅速地确定出发动机与透平增压器配合工作的平衡运行点，避免了繁琐的解析方程试算。
By means of specially prepared nomograms, the proposed method is quick and simple, no step by step calculations are necessary, thus saving much laborious work in the design procedure.
飞片型爆炸闭合开关可用做高功率闭合开关，因其结构简单，电流导通能力强，闭合迅速而适用于爆磁压缩发生器的爆炸开关同步。
Due to its simplicity in structure, ability in conducting heavy current and quick close time, it is suitable for explosive synchronization of magnetic flux compression generator (MFCG).
飞片型爆炸闭合开关可用做高功率闭合开关，因其结构简单，电流导通能力强，闭合迅速而适用于爆磁压缩发生器的爆炸开关同步。
Due to its simplicity in structure, ability in conducting heavy current and quick close time, it is suitable for explosive synchronization of magnetic flux compression generator (MFCG).
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