NC-TEST: noncontact thermal emissions screening technique for drug and alcohol detectionDrug abuse is highly correlated with criminal behavior. The typical drug-using criminal commits hundreds of crimes per year. The crime rate cannot be significantly reduced without a reduction in the percentage of ...
When you contact Air Control Techniques, an experienced engineer will evaluate your testing needs, scheduling requirements, and site-specific information. If you choose to move forward with us, we’ll prepare the test protocol for submission to the appropriate regulatory office. We can also help yo...
Comparison is made between predictions by the empirical knock model and the chemistry model in this work. There is good agreement for pressure, NOx, CO and knock for the test engine. Promising results are obtained through parametric study with respect to octane number and engine load by the ...
1. Method for performing a test of an exhaust emission control system of a vehicle (200), comprising an SCR catalytic converter (201), said vehicle comprising an internal combustion engine (118) and a throttling device (206) for throttli... G Arrhenius,L Eriksson,U Carlsson - EP 被引量...
betweenco2and the explanatory variables as both tests can profoundly reject the null hypothesis of non-stationarity of the residuals. Note that the finding of cointegration from the panel unit root tests here supports the results of the Westerlund (2007) test in Table10. Since cointegration is ...
We have carefully validated this technique by comparing the results with full energy range simulations for representative test cases. 2.2 Optical Emissions Model The main energy loss for runaway electrons occurs through ionization collisions with air molecules, resulting in low-energy secondary electrons....
(2021) also discuss inference in models with pre-selected variables and show that inference is not valid because the data is peeked twice: once to determine which are the selected variables, and then again to test hypothesis about the significativity of these variables. In general, the ...
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We have measured TEOAEs and find it to be a reliable, simple, and quick test to perform. Nearly all normal hearing adults have TE... M Robinette - 《Semin Hear》 被引量: 99发表: 1992年 Current evaluation of pseudohypacusis: strategies and classification. Some cases of pseudohypacusis ...
The cointegration test developed by Westerlund (2008) reveals a long-run equilibrium between CO2 emissions, energy consumption, economic growth, and foreign direct investment. Long-run parameter estimates based on Common Correlated Effect Mean Group indicate that an increase in FDI inflows has a ...