But Beijing's biggest problem is PM 10 and other particulates, which are attributed to construction, industry and cars.
The results reveal new features which are attributed to the L12 ordering.
Moreover, significant changes in hardness occur which are attributed to changes in microstructure.
Some anomalies have been found which are attributed to the glassy part of the composite.
Computed results show other subtle erroneous characteristics which are attributed to computational inaccuracy.
Dwell time effects are observed which are attributed, in this material, to grain boundary oxidation.
However, there are qualitative and quantitative differences, which are attributed to simplifications employed.
The mass spectra achieved show sequences of broad peaks which are attributed to cluster ions of hydrocarbons.
The PAMs possess three distinct resonant peaks standing independently, which are attributed to the polarization sensitive excitation of plasmonic resonance.
That greatly increased the number of civilian casualties, more than three-fourths of which are attributed to insurgents' attacks, according to United Nations figures.
Rolling contact fatigue in bearing steels is manifested by dark-etching regions, which are attributed to deformation induced tempering.
