LS critical point

例句：

1. 1.The temperature at the LS critical point is exactly 273.15 degrees Celsius.
   在LS临界点的温度正好是273.15摄氏度。
2. 2. The researchers found that the LS critical point for this material was very close to the melting point.
   研究人员发现这种材料的LS临界点非常接近其熔点。
3. 3. The scientists have determined the LS critical point for this chemical reaction.
   科学家们已经确定了这个化学反应的LS临界点。