In designing and researching on line testing system, much emphasis should be given to its practicability and feasibility.

设计和研究在线考试系统的重点是实用性和可行性。

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In designing and researching on line testing system, much emphasis should be given to its practicability and feasibility.

设计和研究在线考试系统的重点是实用性和可行性。

youdao