As the second case, it was used a refinery data to simulate the debutanizer column of a fluid catalytic cracking unit in order to make this complex problem understandable, well represented and easily reproducible in a simulation framework.
The rational model proposes in fact an approach guided by well defined problems, clearly understandable preferences, describable and enumerable alternatives, ability to calculate the best choices, capable of maximizing the benefits and minimize costs.
As they cause bacterial infections and other serious medical problems, her understandable preference would be not to "wear" them while offstage.
Hector Nieto, a spokesman for the Texas Democratic Party, said the occasional problem was understandable given the enormous turnout.
The instinct to write a law to fix every problem is understandable, but private-sector cost can quickly grow disproportionate to public gain.
The denial of the family regarding their son's drinking problem was understandable; from their looks they seemed quite conservative, so admitting that their son is an alcohol drinker is a disgrace to them.
Tourism is one of Mexico's largest industries (behind oil and money transfers from nationals working abroad), so the government wanting to keep a lid on the true nature of the problem is understandable.
This problem is understandable, as the science behind diagnosis, treatment and dealing with relapse is extremely complicated.
Getting something wrong because it's a really hard problem is understandable but getting something wrong because you don't listen to your users is totally avoidable.
To the extent there were times of delay or equivocation in their response to this controversy, we largely attribute that to insufficient appreciation of the scale of the problem, an understandable lack of experience with this sort of institutional crisis and some lingering disbelief that such misconduct could have occurred at Chapel Hill".
