critical salt concentration

例句：

1. 1. The researchers found that the critical saltconcentration for this process was very low.
   研究人员发现，这一过程的临界盐浓度非常低。
2. 2. In order to achieve maximum efficiency, it is important to maintain a criticalsalt concentration in the reactor.
   为了实现最大效率，保持反应器中临界盐浓度是很重要的。
3. 3. The scientist carefully monitored thecritical salt concentration during the experiment.
   科学家在实验过程中仔细监测了临界盐浓度。