The educational concept of Chinese language has dramatically changed, as the Old Three-Centered becomes the new one.
从“老三中心”到“新三中心”,语文教育思想发生了巨大的变化。
A fornltila for calculating the heading section of arbitrary three-centered arch and circular arch types was derived in this paper.
文中推导出了任意三心拱和圆弧拱巷道断面积计算的公式。
Three new companies are testing out a new kind of social network -centered around (mostly) women's fashion.
有三家新公司正在测试一种新型的社会网络——关注女性时尚信息。
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