What is more, switching limited vaccine-making capacity to pandemic production will mean the partial or even complete loss of normal seasonal vaccine supply.
况且，把有限的疫苗生产能力投入到生产对付新的大流行流感产品意味着牺牲一部分，甚至全部的常规季节性流感疫苗供给。
This circuit has both characters of restricting the current within the giving value and limiting the switching frequency of MOSFET operating on current limited condition.
该电路具有既能将负载电流限制在设定值以内，又能控制限流工作时功率管的开关频率等特点。
There are some intrinsic drawbacks in traditional push-pull converter, such as higher voltage stress and hard-switching of the switches, so the application area of the converter is limited.
传统的推挽变换器存在着一些固有的缺点，诸如开关管的电压应力高、难以实现软开关等，限制了它的应用范围。
The switching circuit is offen used in the pulse digital system. As the switching circuit is acted on by capacitive load, the working speed of the switching circuit is limited.
开关电路是脉冲数字系统中常用电路之一，由于负载电容的影响，限制了该电路的工作速度。
The invention can promote quick heavy-route switching speed without increasing hardware cost, guarantees network stability and is not limited by middle node number.
本发明能够在不增加硬件成本的基础上提高快速重路由的切换速度，并且既能保证网络稳定性，又不受中间节点个数的限制。
The invention can promote quick heavy-route switching speed without increasing hardware cost, guarantees network stability and is not limited by middle node number.
本发明能够在不增加硬件成本的基础上提高快速重路由的切换速度，并且既能保证网络稳定性，又不受中间节点个数的限制。
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