In any heat-treating operation the rate of heating is important.
在任何热处理作业中，加热的速率都是重要的。
2
Powell is not familiar with the researchers' method, but said he guesses that they are first heat-treating the sewage before they reap its resources.
Powell对研究者的方法并不熟知，但是他猜想他们在获取资源之前，应该是首先对污水进行热处理的。
3
However, the chances of this happening can be greatly reduced by screening all blood supplies for the virus, and by heat-treating blood products where possible.