There was a primary periodicity of about 2.8 years for snow cover.

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.

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.

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.

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.

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.

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.

Periodicity of nuclear properties began to show up.

原子核性质的周期性开始显示出来了.

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.

These reports will vary in periodicity and content.

报表的期间与内容会作相应变更.

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.

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.

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.

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.

Results: Test specimens exhibited significantly more attachment apparatus without apparent adverse effect on periodontal wound healing.

结果: 实验组再生牙周组织量显著多于对照组.

Also , only relatively advanced periodontal lesions could be detected by this method.

惟一较好的就是可以通过此种检查牙周损害.

The effect of periodontal disease on dental pulp was reported similar.

类似的情形也可以发生在牙周炎的牙齿上.

Result: It demonstrates that pulp-periodontal syndrome had no relationship with gender, age and dental position.

结果: 牙髓 - 牙周综合征与性别 、 年龄、牙位无明显差异.

Areas of subgingival calculus were selected from 6 freshly extracted human teeth with periodontal disease.

选取6颗新近拔除的有明显龈下牙石的牙周病患牙.

Objective : To investigate the clinical effects in patients with periodontal diseases after telescopic denture treatment.

目的: 考察牙周病患者经套筒冠义齿修复治疗后的临床效果.

Objective To explore symptoms and signs characteristics of senile periodontal disease.

目的探讨老年牙周组织疾病的证候特点.