查询词典 periodic

In the future, you will receive periodic emails specific to your interests.

在未来，您将收到您的兴趣特定定期电子邮件。

I get periodic headaches,but I don't know why .

我时不时地感到头疼，但不知道为什么。

Since 70\' s, the unemployment in the United States has the more periodic characteristic.

自70年代以来，美国的失业具有更多的周期性特征。

In this case, the model exhibits periodic activity.

在这种情况下，模型展品定期活动。

The crane loads vary from time to time, so it is a periodic operational machine.

起重机受的载荷是变化的，它是一种间歇动作的机械。

In this paper, a neural network algorithm is proposed for accurate estimation from periodic signals in power systems.

该文提出一种基于神经网络的高精度电力系统频率谐波分析算法。

As such, it requires periodic inspection, adjustment and service.

因此，它需要定期的检查、调整和维护。

What say next is the thing of later period, it is periodic holds a few activities.

接下来说的是后期的事情了，就是定期的举行一些活动。

If earthquakes are periodic, the problem is solved.

如果地震是周期性的，问题获得了解决。

This has important significance on design and study of new periodic structures of left-handed materials.

该研究对新型周期结构左手材料的研究、设计和研制具有重要的科学意义和应用前景。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。