本文通过比较几类WD M复用器件，指出各自的优缺点。
In this thesis, by contrasting, I indicate some advantages and disadvantages of several kinds of WDM respectively.
通过对管制依据、管制机构和管制措施的考量，指出各自存在的问题。
Based on the considerations of the regulation basis, the regulation organs and the regulation measures, this article pointed out the existing issues.
本文对布尔逻辑检索模型进行分析、对比，指出各自的优缺点和存在的问题。
The article is analyzing and contrasting the Boolean Retrieval Model, pointing its advantages and disadvantages respectively.
应用推荐