煤矿主要负责人在单位发生重大生产安全事故时,不立即组织抢救或者在事故调查处理期间()的,给予降职、撤职的处分,对逃匿的处十五日以下拘留;构成犯罪的,依照刑法有关规定追究刑事责任。 ["请假处出","擅离职守或者逃匿","态度消极"]
电控单元接收信号后进行分析、放大和识别处理,计算出转速和车速.滑移率分析车轮制动情况,以此向()发出指令。 ["制动主缸","电控单元","液压调节器","制动工作缸"]
按照福斯特的方法,把人物分为()和“圆形”两种。
You are implementing an ASP.NET application that uses LINQ to Entities to access and update the database.The application includes the following method to update a detached entity of type Person. You need to implement the UpdatePerson method to update the database row that corresponds to the personToEdit object. Which code segment should you use?() ["_entities.People.Attach(personToEdit); _entities.ObjectStateManager.ChangeObjectState(personToEdit, EntityState.Modified); _entities.SaveChanges();","_entities.ObjectStateManager.ChangeObjectState(personToEdit, EntityState.Added);_entities.SaveChanges();","_entities.People.ApplyCurrentValues(personToEdit); _entities.SaveChanges();","_entities.People.Attach(new Person() { Id = personToEdit.Id });_entities.ObjectStateManager.ChangeObjectState(personToEdit, EntityState.Modified);_entities.SaveChanges();"]
变压器通常装设哪些保护装置?
()被公认是社会历史批评的重要代表,他运用实证的社会历史方法展开文学批评。