Objective To study the femoral neck fracture care of the general principles and methods.
目的探讨老年股骨颈骨折护理的一般原则和方法。
In this paper, a short outline of general principles and methods of laser isotope separation is discussed. A general review is made on methods and progress of uranium isotope separation.
本文概述了激光分离同位素的一般原理和方法，并对分离铀同位素的方法和进展作了评述。
According to the general principles of emergency management and the reality of college features, this article discusses three theoretical issues: content selection, indexes determined, methods used.
本文从应急管理的一般原理和高校应急管理的现实特点出发，研究了高校应急管理能力评估体系在内容选择、指标确定、方法运用三个层面的理论问题。
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