Study on the filter adhesive used to strengthen the automotive fuel oil filter paper;

Study on the improvement on water/oil repellency of the filter papers impregnated by the fluoroacrylate emulsions;

Measures for improving the quality of filter paper made from sepiolite mixed with plant fiber;

Aiming at the fast detection of explosives hidden in passengers luggage,requirement of reconstruction image quality and the characteristic of noises,an efficient image denoising method is proposed combination with wavelet packet transform and fast median filtering,and a new threshold denois.