H4下跌至67区域，目前徘徊在该区域，似乎有支撑的信号。
H4 decreased to 67 area, is currently hovering in the region, there seems to support the signal.
业务支撑网核心域有大量的网络设备、主机系统和应用系统，分别属于不同的业务系统。
The core domain of business support network has a large number of network devices, host systems and applications, which belong to different systems in different business systems.
H4在29区域逐渐形成走强支撑。
H4在29区域逐渐形成走强支撑。
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