Hydrogen is a clean and efficient energy source and is expected to take an important role in future energy demand.
氢是洁净而高效的能源，并有望在未来能源供求中占有重要位置。
The surface modification of PP materials by plasma is a clean and efficient processing, which has huge market potential and development prospects.
利用等离子体对丙纶材料进行表面改性是一种清洁高效的工艺，具有极大的市场潜力和发展前景。
Hydrogen is a clean and efficient energy carrier and is expected to play an important role in future energy share.
氢是一种清洁能源，它利用后产生的最终产物是水。
This is a clean and efficient hotel, excellent for business trips or short stays while exploring the city.
酒店超级干净，很有效率。不管是工作出差还是休闲度假都很棒。
City gas as a clean and efficient energy is increasing rapidly in our city. People enjoy the advantages of the city gas; also pay more attention to its safe operation.
城市燃气作为一种清洁、高效的能源，在各大城市中飞速发展起来，人们在享受城市燃气带来的种种优势的同时，对于城市燃气的安全运行也愈发重视。
City gas as a clean and efficient energy is increasing rapidly in our city. People enjoy the advantages of the city gas; also pay more attention to its safe operation.
城市燃气作为一种清洁、高效的能源，在各大城市中飞速发展起来，人们在享受城市燃气带来的种种优势的同时，对于城市燃气的安全运行也愈发重视。
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