下列转账结算方式中，只可用于同城结算的是（） ["商业汇票结算","支票结算","委托收款结算","银行汇票结算"]
禁婚亲
重组DNA技术又叫（）。 ["基因工程","发酵工程技术","细胞工程技术","酶工程技术"]
下列评价指标中，属于动态评价指标的是（）。 ["内部收益率","投资利税率","投资利润率","平均报酬率"]
You are working with a Windows Communication Foundation (WCF) client application that has a generated proxy named SampleServiceProxy.When the client application is executing, in line 04 of the following code, the channel faults (Line numbers are included for reference only.) 01 SampleServiceProxy proxy = new SampleServiceProxy(); 02 try 03 { 04 proxy.ProcessInvoice(invoice); 05 } 06 catch 07 { 08 if(proxy.State == CommunicationState.Faulted) 09 { 10 ... 11 } 12 } 13 proxy.UpdateCustomer(customer);You need to return proxy to a state in which it can successfully execute the call in line 13.Which code segment should you use at line 10?（） [" proxy.Close();"," proxy = new SampleServiceProxy();"," proxy.Abort();"," proxy.Open()"]
不协调性精神运动性兴奋
