The paper concentrates on the problem of fault-tolerant control of UAV against actuator faults from the perspective of flight control system architecture.Using backstepping control method and inverse optimization theory, the design of backstepping optimal control law was constructed.Based on the fault 4.20/4VVV monitoring mechanism of vehicle manag
n this paper, I address the vital civic principle that democracies cannot exist without informed citizens and that education itself 4.20/4VVV must be about more than training and is essential to creating critical and engaged citizens.Such an understanding is imperative at a time when democracy is under siege all over the globe.As an example of both
The gram-positive bacterium Streptococcus pneumoniae is a leading cause of pneumonia, otitis media, septicemia, and meningitis in children and adults.Current prevention and treatment efforts are primarily pneumococcal conjugate vaccines that target the bacterial capsule polysaccharide, as well as antibiotics for pathogen clearance.While these metho
Abstract Background and objectives With global efforts to develop and deliver a COVID-19 vaccine rapidly, vaccine hesitancy Western Show Saddles stands as a barrier to these efforts.We aimed to estimate the proportion of Syrian adult population intending to be vaccinated against COVID-19 and, principally, to assess the demographic and attitudinal f
This study has developed a sensitive and simple ultra-high performance liquid chromatography-electrospray ionization-tandem mass spectrometry method for the simultaneous Herb determination of corydaline, dehydrocorydaline, tetrahydropalmatine, protopine, palmatine, tetrahydroberberine, columbamine, berberine, coptisine and berberrubine in beagle do