液垫式高能液压碎石器是解决目前国内外矿山普遍存在的矿岩大块二次破碎问题的新型高效设备。

High-energy hydraulic hammer with liquid cushion is a new and highly efficient equipment used for the secondary breaking of ore boulder occurred very often in domestic and foreign mines.

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沃达丰(Vodafone)首席执行官科劳(Colao)认为，随着国际网络的改善和网络设备更加廉价与高效，提供低成本的移动宽带服务并不困难。

As international links improve and network equipment becomes cheaper and more effective, it will not be difficult to provide a low-cost mobile-broadband service, says Vodafone’s Mr Colao.

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同时，这件设备还必须是高效的，并且不怎么需要维护。

And the device must also be efficient and require little maintenance.

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