当压力在33-76MPa条件下,温度为28.8℃时甲烷水合物仍可存在,而在390MPa高压下,甲烷水合物形成温度可提高到47℃。Recent studies have shown that methane hydrate can still exist when the pressure is 33-76mpa and the temperature is 28.8℃, while the formation temperature of methane hydrate can be increased to 47℃ when the pressure is 390MPa.