Life cycle cost(LCC) is an important content of equipment integrated logistics support.While the LCC includes the whole life cycle of equipment from development, production, service and maintenance to retirement, in order to effectively DENSITY MATERIAL manage and control the LCC and better develop integrated logistics support, it is necessary to a

The awe-inspiring annual migration of monarch butterflies (Danaus plexippus) is an iconic example of long-distance migratory phenomena in which environmental sensory cues help drive successful migration.In this mini-review article, I begin Desserts by describing how studies on monarch migration can provide us with generalizable information on how s

As rice yield rises, the issue of broken axis windings in mature rice threshing drums is becoming increasingly severe.To disclose the winding characteristics and signal traits of the drums during the threshing process of mature rice, this paper undertakes an analysis of the winding characteristics and signals of the drums in rice with the assistanc

Arthroscopic SLAP tear repair has become an increasingly used treatment for patients presenting with symptomatic SLAP tears after failed nonoperative management.Debridement, SLAP repair, and open or arthroscopic biceps tenodesis or tenotomy have been used for the treatment of SLAP tears.Various techniques for repair have been described, and further

The Role of supervision Quality in University Educational performance Algeria Abstract: Higher Education reform in Algeria following the system (Bachelor, Master, Doctorate LMD) brings new concepts stirred the university system, seeking to improve the quality of training, and to inform and guide the students; through increasing the participation of