According to the requirements of the landfill LFG to energy, we use programmable logic controller of Siemens and distributed control system of Emerson to achieve the control process.

根据垃圾填埋气发电的要求，采用西门子的可编程逻辑控制器和艾默生的集散控制系统来实现工艺过程的控制。

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But the agency has began sending out letters to CAIR state chapters canceling planned FBI-CAIR gatherings "until further notice, " according to Steven Emerson, who heads the Washington-based Investigative Project.

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According to Bob Bauer, group vice president of Emerson Electric and head of its Liebert business, which makes cooling devices for data centers, the key to efficiency is focusing on the whole system rather than a single component.

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The whole Emerson campus has been supportive of Collins, according to Jason Meier, who supervises the school's Greek groups as student activities director.

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