My favorite time period is listening to its full, youthful lyrics, colorful music, opening up the wings of imagination.
听着它充满童话色彩的音乐﹐展开想象的翅膀是我最快乐的时刻。
Output speed of electric installations on the determination of its opening and closing the valve when the time is not strictly required, should try to use a slower speed.
关于对电动装置输出转速的确定，在阀门对其启闭时间没有严格要求时，应尽量选用较慢的速度。
Output speed of electric installations on the determination of its opening and closing the valve when the time is not strictly required, should try to use a slower speed.
关于对电动装置输出转速的确定，在阀门对其启闭时间没有严格要求时，应尽量选用较慢的速度。
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