MQL5 リファレンス標準ライブラリトレードクラスCAccountInfoLeverage LoginTradeModeTradeModeDescriptionLeverageStopoutModeStopoutModeDescriptionMarginModeMarginModeDescriptionTradeAllowedTradeExpertLimitOrdersBalanceCreditProfitEquityMarginFreeMarginMarginLevelMarginCallMarginStopOutNameServerCurrencyCompanyInfoIntegerInfoDoubleInfoStringOrderProfitCheckMarginCheckFreeMarginCheckMaxLotCheck Leverage 주어진 레버리지 양 가져오기. long Leverage() const 값 반환 주어진 레버리지 양. TradeModeDescription StopoutMode