MQL5参考标准程序库交易类CAccountInfoTradeExpert LoginTradeModeTradeModeDescriptionLeverageStopoutModeStopoutModeDescriptionMarginModeMarginModeDescriptionTradeAllowedTradeExpertLimitOrdersBalanceCreditProfitEquityMarginFreeMarginMarginLevelMarginCallMarginStopOutNameServerCurrencyCompanyInfoIntegerInfoDoubleInfoStringOrderProfitCheckMarginCheckFreeMarginCheckMaxLotCheck TradeExpert 获取自动交易许可标志。 bool TradeExpert() const 返回值 自动交易许可标志。 TradeAllowed LimitOrders