basic ring of a ring 环的基环
As the most basic ring of training the post graduate student, the enrollment work plays an important role while training the post graduate student.
作为研究生培养过程中最基础的一环，研究生的招生工作在研究生培养过程中起着举足轻重的作用。
That requires some basic staples of a wedding album: the bride coming down the aisle, the putting on of the ring, the kiss, and the happy couple emerging from the church as newlyweds.
婚礼相册中应包括以下几个基本环节：新娘步入走廊，佩戴结婚戒指，亲吻，以及新婚夫妇幸福地走出教堂。
Basic structure of the centrifugal pump is composed of six parts, namely: impeller, pump, pump shaft, bearing, seal ring, stuffing box.
离心泵的基本构造是由六部分组成的，分别是：叶轮，泵体，泵轴，轴承，密封环，填料函。
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