Dual fuel engines (DFE) suffer from considerably high total hydrocarbon emissions and low thermal efficiency due to its poor combustion at low loads.Also, further improvement of thermal efficiency is needed at high loads.Therefore, in this study, the effect of double diesel fuel injection on the combustion and exhaust emission characteristics of DF
Improvement in V-Neck the urban environment depends on how effectively the environmental benefits of landscapes are used in the system of urban planning and development.The natural framework of the region can support the ecological balance within the environment-society system, while the natural framework of the city offers better hygienic qualitie
ABSTRACT We compared the seroprevalence of SARS-CoV-2 anti-nucleocapsid antibodies in blood donors across Canadian regions in 2021.The seroprevalence was the highest in ORG OAT BRAN Alberta and the Prairies, and it was so low in Atlantic Canada that few correlates were observed.Being male and of young age were predictive of seropositivity.Racializa
Public bureaucracy has to consider the changes of internal and external environmrnt since the development of technology in particular Eyeshadow has grown rapidly to fulfill the demand of public needs.It has to improve the quality of service in all aspects.Unfortunately, the bureaucracy cannot fully meet the demand of society because of the number o