In addition, left ventricular ejection fraction remained normal and there was minimal impact on aortic valve function after TEVAR.

此外，随访期左室射血分数正常，术后主动脉瓣功能几无影响。

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The valve of ejection nozzle is an important part in the diesel engine; its processing quantity will directly affect the amount of the oil usage and the exhaust let off by diesel engine.

喷油嘴偶件针阀体是柴油发动机上的重要零部件，它的加工质量优劣将直接影响到柴油发动机的油耗以及废气的排量。

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