求翻译：虽然智能电网在中国的发展尚处于起步阶段，但国内外许多专家学者针对智能电网的技术标准、管理规范、关键技术及设备研发等方面进行了有益探索。是什么意思？

Although the smart grid development in China is still in its infancy, but many experts and scholars at home and abroad for the smart grid technical standards, management practices, the key technology and equipment research and development as a useful exploration.

While the smart grid development in China is still at an early stage, but many experts and scholars at home and abroad for the smart grid technology standards, management practices, key technologies and equipment, such as research and development for the benefit of exploration.

Although the intelligent electrical network still was at the start stage in China's development, but the domestic and foreign many experts in view of intelligent aspects and so on electrical network technical standard, management standard, key technologies and equipment research and development have

Although the development of the smart grid in China is still in its infancy stage, but many experts and scholars at home and abroad for smart-grid technology standards, management norms, key technology and equipment development of a useful exploration.

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