水中溶解气体的分析，要经过采集水样或气样。
To analyse the dissolved gas in water, water and gas samplings should be collected.
气样组分分析表明，该区天然气属甲烷型生物成因气。
The sample analysis showed that the nature gas at this area belonged to methane biogenetic gas.
气样组分分析表明，该区天然气属甲烷型生物成因气。
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