4 Daniel Krosch & Briony O'Shea, COAG Energy Council, Hydrogen in the Gas Distribution Networks: A kickstart project as an input into the development of a National Hydrogen Strategy for Australia (Jan. 11, 2019), available at http://www.coagenergycouncil.gov.au/sites/prod.energycouncil/files/publications/documents/nhs-氢气中的氢 - 分布网络 - 报告-2019_0.pdf。5 GRTGaz, Technical and economic conditions for injecting hydrogen into natural gas networks (June 2019), available at https://www.grtgaz.com/fileadmin/plaquettes/en/2019/Technical-economic- conditions-for-injecting-hydrogen-into-natural-gas-networks-report2019.pdf .6 Krosch,同上。 7 P. E. Dodds&S。Demoullin,38 Int'l J. of Hydrogen Energy 18,7189,7200(2013)。 8 J.E. Hall等人,天然气行业中氢/天然气混合物的气体检测(2019),可在https://hysafe.info/iahysafe/wp-content/uploads/2019_papers/128.pdf上获得。 9 Krosch,同上。6 Krosch,同上。7 P. E. Dodds&S。Demoullin,38 Int'l J. of Hydrogen Energy 18,7189,7200(2013)。8 J.E.Hall等人,天然气行业中氢/天然气混合物的气体检测(2019),可在https://hysafe.info/iahysafe/wp-content/uploads/2019_papers/128.pdf上获得。 9 Krosch,同上。Hall等人,天然气行业中氢/天然气混合物的气体检测(2019),可在https://hysafe.info/iahysafe/wp-content/uploads/2019_papers/128.pdf上获得。9 Krosch,同上。9 Krosch,同上。