Expandingelement imports and package imports in place.
适时的展开元素和包的导入。
2
Also, expanding a search result will show the references to the element.
同样，展开一个搜索结果将会显示对元素的引用。
3
Based on the potential theory, an expanding contracting virtual boundary element method (ECVBEM) is presented to solve the vibration and sound radiation from a cavity with an arbitrary shape.