跨度为12m的预制阳台脱模起吊时混凝土强度允许值应达到()。 ["A.40% ","B.50% ","C.65% ","D.75%"]
期权交易双方所享受的权利和所承担的义务是一样的。
You are implementing a read-only page that includes the following controls. You disable view state to improve performance. You need to ensure that the page is updated to display the latest data when the user clicks the refresh button. Which code segment should you use?() ["protected void Page_PreInit(object sender, EventArgs e) { if (!IsPostBack) { gvCustomers.DataSource = GetCustomers(); gvCustomers.DataBind(); } }","protected void Page_Load(object sender, EventArgs e) { gvCustomers.DataSource = GetCustomers(); gvCustomers.DataBind(); }","protected void gvCustomers_DataBinding(object sender, EventArgs e) { gvCustomers.DataSource = GetCustomers(); gvCustomers.DataBind(); }","protected void Page_PreRender(object sender, EventArgs e) { if (!IsPostBack) { gvCustomers.DataSource = GetCustomers(); gvCustomers.DataBind(); } }"]
期货交易与远期交易的交易方式相同。
D公司接受A公司投入设备一台,原价50 000元,账面净值30 000元,评估净值为35 000元。则D公司接受设备投资时,“实收资本”账户的入账金额为()。
萨尔贡