By introducing PW method into modern advanced optical design software, it can automatically change glass according to the designer s needs to meet the requirements of rational distribution of primary aberrations in the entire optical system.

Optimization of heat exchanger networks superstructure base on temperature difference contribution;

Factual source characteristics spectrum and sour ce contribution a re developed from the actual data with cluster analysis--least square matching method and IDDN method that is overlying, splited, no-weigh ted and unoverlapping.