low temperature separation

例句：

1. 1. The process of low temperature separation is crucial for the purification of oil.
   低温分离过程对于石油的提纯至关重要。
2. 2.In the field of organic chemistry, low temperature separation techniques are widely used.
   在有机化学领域，低温分离技术被广泛使用。
3. 3.The researchers developed a new method for low temperature separation to improve the efficiency of the process.
   研究人员开发了一种新的方法来进行低温分离，以提高过程的效率。