The simplest imposed conditions are those in which the loading is periodically and uniformly repeated.

Police were periodically patrolling the area.

警察定时在这一地区巡逻。

《柯林斯高阶英汉双解学习词典》

Dynamic RAM's need to be refreshed periodically.

动态RAM则需要周期性地刷新数据.

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Besides, there are more than 30 local environmental newspapers and several hundred professional periodicals.

中国还有30多家地方环境报和数百种环境专业期刊.

汉英非文学 - 白皮书

Periodicals are usually separated into two major groups: popular and scholarly.

期刊杂志常常被分为两大部分: 流行杂志和学术期刊.

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There are so many good articles in papers and periodicals recently that one can't read them all.

最近报刊上有那么多好文章，简直看不过来。

《汉英大词典》

The walls would be lined with books and periodicals.

这几面墙会摆放书籍和期刊。

词典精选例句

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.

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Experimental results show that the performance of algorithm is better than existing periodicity detection algorithms.

它受噪声干扰的影响较小,实验结果表明其性能优于原有周期检测算法.

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The periodicity of such PSNR fluctuation in the temporal domain may seriously influence visual perception.

这种周期的振荡会影响了观看质量.

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The identification for the periodicity and pitch order of low noise tread patterns was investigated.

研究轮胎花纹的周期性和节距排列辨识方法.

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And the value of field entropy decreases, the evolution periodicity increases, when the coupling atom strengthens.

两原子之间耦合增强使量子场熵的均值增大, 并使光场量子场熵的周期变长.

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The frequency should takeintoaccountmany parameters including disease types and stages, treatment periodicity and standard practice.

确定随访频率时要考虑许多参数,如疾病类型、分期 、 治疗周期和标准操作等.

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The climate changes affect the climate output of winter wheat with a remarkable periodicity.

气候变化对冬小麦气候产量的影响具有明显的周期性.

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Periodicity of nuclear properties began to show up.

原子核性质的周期性开始显示出来了.

词典精选例句

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.

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These reports will vary in periodicity and content.

报表的期间与内容会作相应变更.

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The bed was under a state of incoherent spouting, marked with obvious periodicity.

床体的颗粒流动表现出整体的喷动周期性,属于不连贯喷动流型.

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A micromechanics model is presented based on the hypothesis of periodicity in composite microstructure.

基于细观结构周期性假设,建立了一种细观力学模型.

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Periodization includes phases of high training stress and planned periods for recovery and restoration.

周期的分期包括高压训练阶段和训练期间的复原和恢复.

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Furthermore , it can also stimulate proliferation and differentiation of periodontal ligament cell.

它还可诱导牙周膜细胞的增殖和分化.

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