Other people say it's just a continuation of a festival in honour of the Celtic god of Mirth but most popular belief is that it's a reaction to the change in season and the start of spring.
另一种说法认为，愚人节只是为了向凯尔特的欢乐之神致敬而流传下来的一个节日。不过，大多数人相信，愚人节标志着季节的变化和春天的来临。
The vertical electric magnetic force between LIM and reaction plate which dynamically varied with the air gap is simplified as special linear spring.
直线电机和反力板间的垂向电磁作用力随气隙值动态变化，将其简化为特殊的线性弹簧。
Finally, new "Life Luck" spring tube pillow comes out and gets good reaction from lots of consumers and good economic and social benefit.
终于新一代“一生缘”弹性管枕心问世了，并且一经推向市场便收到了良好的经济和社会效益。
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