Objective : To study the relationship between QT dispersion ( QT d ) and cadiac function insufficiency ( CFI ) of cor pulmonale.

目的:分 析慢性肺源性心脏病(COR)患者心电图QT离散度 ( QTd ) 与心功能不全 ( CFI ) 的关系.

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CFI is used for compatibility between Ethernet type network and Token Ring networks.

CFI被用于比较以太网和令牌环网络.

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Using CFI 86 F vertical direct - spray air - cooled engine, with both electrical and manual startup devices.

采用CFI86F立式直喷冷发动机, 有电起动及手拉两套起动装置.

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To gain same yield, AFI need less water than CFI , its water saving efficiency is 33.3 %.

收获等产量的玉米, 交替隔沟灌溉比常规灌溉省水33.3%.

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