论文部分内容阅读
The decline of chloride concentration in pore water of the gas hydrate-bearing cores was discovered 30 years ago,and ever since the research of the relationship between the low chloride concentration anomaly and the occurrence of gas hydrate has been started.With the constant discoveries of the hydrate-bearing sites worldwide,the low chloride concentration in the pore water has constantly been verified in the confirmed hydrate-bearing cores.