The invention can solve the problem in prior technology that the cost is high for using mobile communication to provided value-added service.
本发明能够解决现有技术中 使用移动通信提供增值服务成本较高的问题。
The utility model designs a declined rail accumulating mode without the stop machine in an extreme environment, solving the prior technology problem.
本实用新型设计了仅在恶劣环境下取消停止器的偏轨积放方式,解决了上述技术难题。
Compared with prior technology, the invention is provided with appropriate gap between plate materials, good ventilation effect, and more saving cost.
因此同现有技术相比,本发明具有板料间隙适合、通风效果好、较节约成本的优点。
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