Another type of section, known by the BSS designation, contains blocks started by symbol data.

另一种类型的段，称为bss段，它包含以符号数据开头的块。

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A geo-spatial entity which can be organized from geometric data, symbol data, entity data, attribute data is regarded as an object to the object oriented geographical information model.

面向对象的地理信息模型以地理空间实体为对象，地理实体可以从几何数据、符号数据、实体数据、属性数据的角度来进行数据的组织。

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Then through the use of GPS-based reference clocks at each tower (for both time and frequency), the signals are synced so each can emit a perfect copy of both signal and symbol data.

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The bill would require sites to offer easier methods of letting users prevent their behavior from being tracked online, warn users about data collection with a symbol on Web pages and require sites to render anonymous any data they collect after 18 months.

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In Navevo's case the data will be used to flash a warning symbol on its sat-nav maps when a driver approaches a "warning zone" with a 50m (164ft) radius circle drawn around the area.

BBC: Navevo sat-nav offers cyclist alerts to lorry drivers