This article discusses two potential areas that can provide powerful extension points for Rational Performance Tester: object extension via a super class, and reusable utilities via static methods.

To improve WUE of millet is a comprehensive cultivation technique including selection of super-variety with high WUE, proper seeding, rational fertilization and application of plant growth regulators.

The rational decision of mining capacity is one of the key technologies in super-huge coal mine with durative, steady and high efficiency production.