نتایج جستجو برای: amphibious vehicle
تعداد نتایج: 114898 فیلتر نتایج به سال:
The new subfamily Iuiuniscinae, Styloniscidae, is erected for the new genus Iuiuniscus and the new species I. iuiuensis, which is described from cave of the State of Bahia, Northeastern Brazil. A special ecological character is shown here for the first time for a New World Oniscidea: the construction of mud shelters. An introduction addressing the systematics of Synocheta with emphasis on Stylo...
Three-dimensional specimens of the volant fossil bird Gansus yumenensis from the Early Cretaceous Xiagou Formation of northwestern China demonstrate that this taxon possesses advanced anatomical features previously known only in Late Cretaceous and Cenozoic ornithuran birds. Phylogenetic analysis recovers Gansus within the Ornithurae, making it the oldest known member of the clade. The Xiagou F...
Casualty rates for naval forces ashore across varying battle intensities are needed as input to medical and manpower planning models. Casualty data of medical and construction battalions participating in World War II amphibious assaults, Korea, and Vietnam were extracted from archival sources. Casualty rates among naval ashore forces fluctuated with battle intensity. The rate during intense com...
The theater commander nervously pondered his options. The success of this combined operation would depend heavily upon the weather. He needed accurate predictions to execute several key parts of the operation, such as cloud cover and low-level winds for airborne operations and favorable moon, tide, and sea states for the amphibious portion. Deception played a significant part of this mission as...
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