He article mainly introduces the application based on the PLC and Frequency conversion timing control system in use of the cycling water automation renovation system in the heat and power plant.

介绍了一种基于PLC与变频调速的控制系统在水系统自动化改造中的应用。

youdao

If you want to start with a bigger system, it's a good idea to design carefully how the home will work, particularly if rewiring or renovation will be required.

如果你想要一个大点儿的系统，你最好先计划好精心设计一下你的家庭网络，万一还需要重组或者改造一下呢。

youdao

In 1992, it is the information technology of company system has 4 big technical renovation.

到1992年，它对公司的信息技术系统已进行了4次大的技术改造。

youdao

However, USPS is running behind the Office of Management and Budget's schedule for system renovation, according to Jack Brock Jr.

CNN: USPS can't promise mail delivery won't encounter Y2K bugs

It will include new canopies in the entrances, upgrading the customer information system, automatic doors and a complete subway renovation.

BBC: Worcester Foregate Street railway station set for revamp

Yet equally, it is not hard to imagine that a clearer system of property rights would render hutong houses valuable propositions for private renovation.

ECONOMIST: China��s Communist modernisers are wrecking the capital