The relation between out put of simulated pump and heart, and the relation between terminal impedance of model pipe and of equivalent artery have been formulated.
确定了模拟心泵输出与人体心输出间以及模型管的终端阻抗与当量动脉的终端阻抗之间必须依从的关系。
In the promotion strategy aspect, this article mainly from the advertisements propaganda, the public relation, the terminal promotion and the sale promotes four aspects to discuss.
在促销策略方面，本文主要从广告宣传、公共关系、终端促销三个个方面来探讨。
In the promotion strategy aspect, this article mainly from the advertisements propaganda, the public relation, the terminal promotion and the sale promotes four aspects to discuss.
在促销策略方面，本文主要从广告宣传、公共关系、终端促销三个个方面来探讨。
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