Terahertz laser pumped by a CO2 laser was used to measure polythene absorption characteristics.

Cadmium absorption characteristics of Zea mays under combined stress of lead and cadmium;

Absorption characteristics of the composite reinforced by polyaryl amide fibers irradiated by high power laser;

The absorption characteristics of inhalable particulate matter by spectrophotometer;

For effective detection of foreign fibers which have almost the same shape and color as the cotton fibers, an infrared spectral imaging method based on the absorption characteristic discrimination between cotton fibers and foreign fibers was proposed.

The principle was then used to in vestigate the absorption characteristics of SO 2 and NO x in the process o f simult aneous desulfurization and denitrification from flue gas using urea/additive sol ution.

Absorption characteristic of lithium niobate crystals doped with chromium and copper (Cr and Cu) has been investigated.

On the Measurement and Application of Methane Absorption at 3.39μm;

The relatively accurate quantities of absorption at different offsets are obtained by expanding ray parameter with taylor s series.

The effects of some physical chemical properties of soil and variety forms of lead on accumulation in Houttuynia cordata Thurib were discussed, the effects of lead on growth and physio-biochemical characteristics were discussed, and the absorption and tolerance of lead in Houttuynia cordata Thunb were studied especially by Filed Survey, Analysis Sampling, Pot Experiment and Hydroponic Experiment.