A breath of soft spring wind went bounding over the road, rolling some brown twigs of the previous autumn before it.
一阵柔和的春风在路上欢快地吹过，卷起前一年秋天落下的黄叶枯枝。
The technology analysis was made on the soft spring located at the mid point. The method for design of the multi positions progressive die and the used effects are introduced.
对中点软定位簧零件进行了工艺分析，介绍了用于加工该零件的多工位级进模的结构设计思路及使用效果。
The technology analysis was made on the soft spring located at the mid point. The method for design of the multi positions progressive die and the used effects are introduced.
对中点软定位簧零件进行了工艺分析，介绍了用于加工该零件的多工位级进模的结构设计思路及使用效果。
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