不能被委托为辩护人的有（） ["外国人、无国籍人","该案的证人、鉴定人","被剥夺政治权利的人","同犯罪嫌疑人、被告人的犯罪活动有牵连的人"]
You work as an application developer at Certkiller .com. Certkiller .com has asked you to create a multi-threaded application， which executes a critical database backup operation on an hourly basis. You define this operation with the following code： public void BackupDB （） { //Implementation code } You then create a Thread object for the purpose of invoking this method. You need to ensure that the thread is scheduled for execution before any other thread at runtime.What should you do？（） ["A","B","C","D"]
风险是一种不以人的意志为转移，独立于人的意识之外的客观存在。这里描述的风险特征是（） ["普遍性","发展性","客观性","商品性"]
何谓矿床、同生矿床、后生矿床和叠生矿床？
饲料配方设计的原则？
记忆减退
