There are necessity an feasibility for the implementation of probe study in our country.
探究性学习的实施在我们国家既有必要性又有可行性。
Because the musical course resources are importantly to guarantee the implementation of the musical course, how to develop and exploit the resources is an issue deserved us to study and resolve.
由于音乐课程资源是音乐新课程实施的重要保障，因此，如何充分开发与有效利用音乐课程资源是值得我们研究和解决的问题。
This paper studies the structure, implementation technology and application of hierarchic network performance monitor system, based on the study, the author has implemented an antetype system.
文中对层次式网络性能监视系统的结构、实现技术及应用进行研究，并实现了一个原型系统。
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