移动通信机房内的各类接地线应从（）或共用地网上分别引入。 ["接地线","避雷针","扁铁","接地汇集线"]
You need to create a form for Payroll application that will allow the user to view all information for any employee ID queried. This data should be displayed to the user in a grouped format. The user should be able to choose which information they want to see from a pull down list containing the values PERSONAL and PAYROLL. Which format should you use to create this form?（） ["One content canvas and multiple stacked canvases. ","One content and one stacked canvas.","Tab canvas with several tab pages. ","One content canvas. ","A horizontal and vertical toolbar."]
简述晶体结构对扩散的影响。
整体-部分结构体现了面向对象方法的（） ["关联","聚合","依赖","细化"]
讲述江玫与齐虹悲剧故事的小说是（） ["《百合花》","《红豆》","《美丽》","《在悬涯上》"]
接触面积的概念
