本论文通过不同作业模式的特点对比、案例展示、数据分析来研究初中英语作业设计的四种模式和三个度。
Four modes and three degrees are described in the thesis by comparing the traits of different homework modes, the showing of many cases, the data analysis.
该系统用于监测煤矿工作环境的各项指标，收集必要信息，将有效信息传送到监测中心进行数据分析，从而对煤矿井下作业环境进行实时监测。
This system was used to monitor all indicators of coal operational environment, collect necessary information and transmit valid information to inspection center for data analyzing.
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