MQL5参考标准程序库交易类CAccountInfoLeverage LoginTradeModeTradeModeDescriptionLeverageStopoutModeStopoutModeDescriptionMarginModeMarginModeDescriptionTradeAllowedTradeExpertLimitOrdersBalanceCreditProfitEquityMarginFreeMarginMarginLevelMarginCallMarginStopOutNameServerCurrencyCompanyInfoIntegerInfoDoubleInfoStringOrderProfitCheckMarginCheckFreeMarginCheckMaxLotCheck Leverage 获取给定的杠杆额度。 long Leverage() const 返回值 给定的杠杆额度。 TradeModeDescription StopoutMode