The dual control mode is one of the three new mechanical ventilation modes.
双重控制模式是机械通气的三大新模式之一。
There is a floor heating system as well as a mechanical ventilation with a highly efficient heat recovery system that the residents can control.
项目有地板供暖系统和机械通风，后者带有居住者能控制的高效热回收系统。
Methods : Control experiment on 114 mechanical ventilation patients was given randomly .
方法：随机对114例行机械通气患者进行对照试验。
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