Interpolation of frequency calculation system for water resources total amount;

In order to improve the precision of frequency and power flow calculation,the dynamic process after disturbers occurring in real power system is simulated with generator output and load adjusting,and the frequency calculation scheme is proposed in this paper.

A new method using Excel to calculate coefficient Φ p, make parameter estimation, predict design values and draw probability diagram in P-Ⅲ distribution frequency calculation, is presented in this paper.

Moment estimation for parameters of Pearson Type-Ⅲ distribution and calculated frequency of design flood;

Mechanism Analysis on Machining Precision under High Speed Turning Based on Frequency Analysis;

Low flow frequency analysis based on LUT sampling;

Low flow frequency analysis in Dongjiang basin;

The difference between average value and real one is evaluated with a definite sampling analytical frequency according to the variation of quality of phosphate rock, which is a calculating base for precise production and consumption.