Virtual hospital is the important characteristic and high value-added product made from high grade digital hospital, it is the basis to realize regional collaborative medical care.
虚拟医院是数字化医院高级阶段的重要特征和高附加值产品，是实现区域协同医疗的基础。
2
Based on the calculation model of vertical elastic grade beam, a method called virtual simply-supported beam method for design of sheet pile walls is introduced.
基于竖向弹性地基梁计算模型，提出了板桩结构计算的拟简支梁法。
3
It is found out that the R gene containg the field resistance variety is without virtual meaning. for the infection period of variety and the grade determined the level of field resistance.