The electrical interference in the underground mine area gives rise to serious corrosion of pipelines and the improved ground discharge is satisfactorily effective.

矿区井下电铁干扰使管道受到强烈腐蚀，采用改良型接地排流后收到了满意的效果。

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To meet this new challenge, many Western nations, particularly the United States, are improving their fleet's ground support role with improved sensors and precision ground attack capability.

为了满足这种新的挑战，许多西方国家，尤其是美国，通过改善传感器和精确地面打击能力来改善其机群的地面支持作用。

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One voluntary standard created by industry trade groups, called Responsible Recycling (R2), got off the ground in January 2009 to provide improved environmental guidelines for recyclers.

为了向回收商提供完善的环保指导，一家名为可靠回收（R2）的工业贸易组织自发制定了这项回收标准，该标准已经于2009年一月份开始实行。

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"At Reading we had a good structure, when we got promoted the club improved the training ground, they improved everything to go with it, " he added.

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