For existing facilities, the implementation of airflow devices for fume hoods occurs during the renovation phase.

对于已有设施，可在改造阶段进行监测和报警设备的安装。

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With these connections, and facilities for converting Perl data structures to XML, Perl presents an excellent platform for creating XML interfaces for existing systems.

利用这些连接和将 Perl 数据结构转换成 XML 的设施，Perl 成为一个为现有系统创建 XML 接口的出色平台。

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It shall also support the utilization, maintenance, and rebuilding of the existing houses and facilities for the promulgation of science and technology.

对现有科普场馆、设施应当加强利用、维修和改造。

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In addition to the rules about new power plants, it will soon have to produce an emissions policy for existing facilities.

ECONOMIST: New rules look set to speed the move from coal to natural gas

The regulation should allow six months after operation begins to prepare and implement a plan for a new facility and for acquisition of existing facilities.

WHITEHOUSE: Meeting Materials

The idea being to keep those sports--such as luge and bobsledding--within existing facilities rather than keep building for them around the globe.

FORBES