Micro-engine was widely used in agricultural machinery and motorcycle equipment,especially in mower chain saws and other products by its advantages of simple structure,reliable operation and high efficiency.In this paper,ones built the3 D model for micro engines which was actually used,in addition,the steady temperature field of engine cylinder und
Eudimorphodon ranzii was the first Triassic pterosaur to be described and several specimens have been referred to this taxon mainly based on the presence of multicuspid teeth.Since this dental feature has been observed in several other pterosaurs, the revision of some specimens assigned to Eudimorphodon shows that they represent new taxa as follows
Purpose.The purpose of the study is to develop an integrated approach for evaluating the super-efficiency of the agricultural sector in EU countries, considering resource, ecological, and economic dimensions, while identifying systemic challenges and opportunities for efficiency enhancement through slack-based Data Envelopment Analysis (DEA).Method
Background: This study aimed to validate the Persian version of Maslach Burnout Inventory for Medical Personnel (MBI-HSS-MP), an instrument developed to capture burnout for health professionals.The specific aims were to psychometrically assess the Persian MBI-HSS-MP in relation to its structure, test-retest reliability, and item properties.Methods:
Doing ecotourism in national parks offers Fuse a wide array of opportunities to help to preserve nature while performing recreational activities.The goal of this study is to analyze the issues related to the levels of satisfaction after engaging in eco-tourism in a national park.The empirical study was conducted in-situ in Ecuador, at the Machalill