A micro-organism corrosion test of glass surface have been made in the condition of laboratory with photomicroscope. The micro-organism corrosion extent was observed and measured.
Superpopulation model is a bridge between survey sampling and other branches of statistics.It is helpful to study sampling theory with the tool of superpopulation models.
By CAD, based on diagrammatize principle, the dimensions of every parts in cracker rocker mechanism under different conditions are determined, and design demands are satisfied.
According to the nature of two-dimensional biharmonic equations,this paper obtains a polynomial solution of the biharmonic equation for stress function by means of the MATHEMATICA software.
For this study, cells treated immediately after irradiation with JP4-039 demonstrated significant radioprotection, suggesting a potential role for the drug as a mitigator of radiation damage.
In virtue of the fantastic story, Wang Xiaobo presented a kind of ultimate contrary theory that exist at the same time, also expresses a kind of liberalistic ethical claim.
The constructed solving process is to establish a general SBR model firstly, then to derive the suboptimum solution by trial and error method with the help of simulation tools.