弘扬中华文化·传承国学经典

periodicity是什么意思

periodicity

英 [,pɪərɪə'dɪsɪtɪ] 美 [,pɪrɪə'dɪsəti]

n. [数] 周期性；频率；定期性

英文词源

periodicity (n.): 1805, from French périodicité (1796), from périodique, from Latin periodicus (see periodic).

双语例句

1. Periodicity of nuclear properties began to show up.: 原子核性质的周期性开始显示出来了.

2. Regular irregularities occur with constant periodicity and are usually associated with partial heart block.: 规律的不整脉随固定周期出现,而且常伴有心脏部分传导阻滞.

3. There was a primary periodicity of about 2.8 years for snow cover.: 天山山区积雪变化以2.8a左右的周期为主.

4. Periodicity advance model of 1 - D slab symmetry detonation wave is investigated.: 一维平面对称爆轰波的推进具有周期性.

5. These reports will vary in periodicity and content.: 报表的期间与内容会作相应变更.