拓客美语是拓客集团的一部分，是中国首个同时拥有媒介和服务教育的公司。
Talk English is part of Talk Group, the premiere educational media &services company in China.
可拓集合是可拓论的三大支柱之一。
The extension set is one of the three mainstays of extension theory.
以可拓学物元理论为基础，进一步阐述了可拓检测的概念，并给出了相关的实现方法和应用实例。
This paper give some primary discussion about extension detecting technology based on extension matter-element theory.
和以往拍照不同，拓绘，是要去碰触拓绘的物品…
To create frottage art, we must touch the object we want to rub over…
和以往拍照不同，拓绘，是要去碰触拓绘的物品…
To create frottage art, we must touch the object we want to rub over…
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