查询词典 attenuation

Sonographic features included irregular shape, microlobulation, spiculated margin, halo, posterior attenuation, microcalcification, ductal distortion.

病变的超声征象包括：形态不规则、小分叶、毛刺、强回声晕、后方回声衰减、微小钙化、导管扩张。

Results Thirty-one(7.64%) of 406 patients showed abnormal ventilatory function, while 165 of 404 patients showed diffusing abnormality. Of the 434 patients who had received HRCT scans,151(34.79%) showed abnormalities including subpleural and basal ground-glass and reticular attenuation,nodular septal thickening and bronchiectasis. Of the 395 patients who had received both lung function test and HRCT scanning,55(13.92%) had abnormalities both in the lung function and HRCT.

结果 在4 0 6例进行肺通气功能检测的患者中，31例(7 6 4 %)异常；4 0 4例进行肺弥散功能检测，其中16 5例(40 84 %)异常；4 34例进行胸部HRCT检查，15 1例(34 79%)异常，表现为磨玻璃密度阴影、网格状阴影和胸膜下弧线影等；395例同时接受肺弥散功能检测和胸部HRCT检查，5 5例(13 92 %)两项均异常，且HRCT显示双肺病变典型者的肺弥散功能较HRCT正常者有显著的下降，两组差异有统计学意义。

Linear opacities appeared in pulmonary fibrosis of gradeⅡor gradeⅢand had statistical significance(P＜0.05);Bullae and pneumothorax were mainly in pulmonary fibrosis of gradeⅢ,difference of appearance of the sign had statistical significance(P＜0.05).The difference of appearance of ground-glass attenuation,consolidation,nodules and subpleural interstitial thickening had no statistical significance in different stages of pulmonary fibrosis. Honeycomb lung and traction bronchiectasis appeared in pulmonary fibrosis of gradeⅢ.

线状影出现于Ⅱ级和Ⅲ级PF，且具有统计学意义(P＜0.05)；肺大泡及气胸主要出现于Ⅲ级PF，与其余各级PF之间存在差异(P＜0.05)；磨玻璃影、实变、结节影及胸膜下间质增厚在各级PF出现的差异无统计学意义；蜂窝肺及牵引性支气管扩张都出现于Ⅲ级PF。

Linear opacities appeared in 14d group and 28d group,bullae and pneumothorax were mainly in 28d group,the difference of appearance of two signs above had statistical significance(P＜0.05).The difference of appearance of ground-glass attenuation and consolidation had no statistical significance in sub-groups.Nodules and subpleural interstitial thickening did not appear in 3d group.

线状影出现于14d组及28d组，肺大泡和气胸主要见于28d组，上述两个征象出现的差异具有统计学意义(P＜0.05)；磨玻璃影和实变在各组中出现的差异无统计学意义；结节影和胸膜下间质增厚在3d组均未出现；蜂窝肺1只及牵引性支气管扩张2只都出现于28d组。3。

The project of alternate half-body irradiation combined with R-CHOP to treat DLBCL has effect on apparente synergia and attenuation and could improve the patient's quality of life.

交替半身照射联合美罗华治疗弥漫性大B细胞淋巴瘤有明显的增效、减毒及改善患者生活质量的作用。

Chinese medicine has a long history of handling cancer,in recent years particularly,has produced satisfying results in such fields as attenuation and synergia for chemo,post-operation convalescence,reducing recurrence or metastasis,and improving survival time also quality of life.

中医治疗肿瘤历史悠久，特别是近年来的广泛深入研究，取得了相当大的成就，如在放化疗中的减毒增效作用，手术后的康复和降低复发转移，晚期患者的改善生活质量、延长生存时间等方面都得到了认可。但也还存在一定问题。

Tests of record type,source duration,attenuation factors of P and S body waves are made for sensitivity study of moment magnitude.After weighting regional data and teleseismic data properly according to their amplitudes,they can be used together in a Cut and Past inversion process.

本文第四章中我们对新近发展的CAPloc方法进行了一系列的测试，即在稀疏台网的条件下得到地震的震源机制解，并将其与利用整个TriNet数据反演得到的机制解进行对比，分析了单台和双台反演的稳定行和可靠性。

There is diffuse decreased attenuation of the cerebral cortex with a relative preservation of density in the thalami, brainstem, and cerebellum.

主要表现为脑皮质密度弥漫性减低，而脑干、丘脑、小脑半球密度保持相对不变。

There is no way to differentiate among the various structures along the path, since attenuation is the total result of the tin/lead in solder, trace tinning, copper, and internal metal layers.

没有办法在各种各样的结构之中区分沿道路，因为衰减是锡或主角的总结果在焊剂、踪影装罐，铜和内部金属层数。

Based on the attenuation tomographical method in time domain, we propose a successive linearization method which is similar to the current traveltime tomographical methods.

在时间域衰减成像的基础上，建立了一种与当前走时层析成像类似的衰减成像方法——逐次线性化衰减层析成像方法，这是一种基于射线理论的方法。

So it was last week in Selma , alabama.

上星期在亚拉巴马州塞尔马市发生的事件也是这样一个转折点。

The group also spearheads various social programs in China.

该组织还带头参与中国的各种社会活动。