The results showed that the supercool limits of gases depended on pressure, the lower the pressure, the lower the supercool limit of gas, and the efficient way to liquefy gas was to increase pressure.

• 结果表明，气体的过冷极限与气体的压力密切相关，压力愈低，气体的液化所需要的温度愈低;液化气体的有效方法是在对气体加压的同时降温。