The present article describes recent progress in this field.
本文介绍近年来这一领域的研究进展。
The present article discussed their principal part in the true sense learning.
如何使劳动者充分享有学习的主体地位是本文讨论的重点所在。
In present article the feature of ligands combined with gelatin -calcium is studied by UV spectrometry and gel filter-AAS method.
本文用紫外吸收光谱法和凝胶过滤——原子吸收光谱法研究了明胶钙结合配体的特征。
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