1. A system for implementing screen capture, comprising: a screen capture adapter module configured to provide multiple types of screen capture adapters; a registration module configured to: select a screen capture adapter that is of a type corresponding to a preset mobile terminal application type as a target type screen capture adapter, the screen capture adapter being selected from among the multiple types of screen capture adapters provided by the screen capture adapter module; and register the target type screen capture adapter; a screen capture implementing module configured to provide screen capture implementing techniques that correspond to the multiple types of screen capture adapters; and a screen capture control module configured to perform screen capture by invoking a screen capture implementing technique that corresponds to the registered target type screen capture adapter, the screen capture implementing technique being selected from among the screen capture implementing techniques provided by the screen capture implementing module.