Based on the features and specifications of the visible optics for a detection system,the selection of optical layouts,the parameter calculation of initial layout and the method of aberration balance for a long focal length,large-aperture optical zoom system are introduced.

For the characteristics of penetrating fog continuous zoom optical system, the method of designing large-aperture long-focus length penetrating fog continuous zoom optical system is put forward, including the choice of configuration form, the selection of the relative aperture and initial configuration for each subassembly and the aberration balancing.

Mass balance of plagioclase dissolution and impact on reservoir quality.;

Application of counter mass balance principle in the design of robot manipulator;

PCDD/F distributions in a two-stage reciprocating grate municipal solid waste(MSW) incinerator under two kinds of operating conditions were investigated by sampling the ashes,flue gases and bottom ashes at different positions,and the mass balance was calculated.

Based on analyses of water quantity and water quality balance for Baiyangdian Lake,a water quality model was established for the computation of water environmental carrying capacity.

Statistics and analysis on the mass balance of Glacier No.1 at the headwaters of the Urumqi River in the Tianshan Mountains;

Design of a recirculating aquaculture system based on mass balance