natural gas leak and seal 天然气运移封闭
Reasons and Countermeasures for Indoor Natural Gas Leak.......
户内燃气安全;天然气泄漏;危险性;对策。
BP's Macondo well spewed oil and natural gas for nearly three months, before crews installed a cap that halted the leak last month.
BP公司的马孔多油井近三个月来持续向海水中泄漏原油和天然气,直到七月工程人员加上了控油罩才止住了漏油。
They think they might have to do with the leak in underground natural gas line.
他们认为可能与地下天然气管道泄漏有关。
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