1. Firstly, the construction of ELV system is was analyzed and content of workflow modeling is was introduced.
首先对弱电信息系统的组成进行了分析，并介绍了工作流的建模内容；
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2. I have certain electrical building professional knowledge, be familiar with building automation, building elv.
我有一定的建筑电气专业知识，熟悉楼宇自动化、建筑弱电。
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3. Good knowledge and practical skills in AC/AV/Elec. /ELV/Plumbing/Kitchen equipment/painting/decorating/carpenter.
在强电/空调/弱电/机管/厨房设备/油漆/装饰/木工方面拥有良好的理论及实践技巧。
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4. Finally, taking ELV engine as example, an application research about the optimized remanufacturing reverse logistics network model is carried out.
最后，以汽车发动机为例，对所建再制造逆向物流网络稳健优化模型进行了实际案例应用研究。
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5. Besides, several key problems about how to operate green take-back system of ELV are pointed out, such as take-back network, take-back model, performance evaluation, etc.
并指出了报废汽车绿色回收系统研究需要解决的几个关键技术，如回收网络、回收模式和绩效评价等。
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6. Responsible for the maintenance of the ELV, telephone systems, fire alarm, monitoring system. To assist the operation and maintenance work of the audio and video installation.
7. Elv maintenance groups: responsible for the elv work, including fire alarm system, broadcasting system, emergency lighting system, monitoring systems, access control, conference room av system, etc.
8. Elv maintenance groups: responsible for the elv work, including fire alarm system, broadcasting system, emergency lighting system, monitoring systems, access control, conference room av system, etc.
