评价低

Objective To evaluate the low dose performance of digital radiography system for the imaging of chest.

目的 通过数字X线摄影系统在胸部摄影检查中的应用评价DR的低剂量的优越性。

Reclassification of weak form efficient market and setting up a new analysis system can make effective and rational research to the poor efficiency of the new developing securities market.

对弱势有效的分类，建立一个新的弱势有效分析体系，能对新兴证券市场的低效率进行有效而合理的评价。

A n respectively;the results of ISS/RISS to the cases of maxillofacial fracture were compared.

ISS对单个区域多发伤的损伤严重程度评价过低，不能反映出单发伤和多发伤

Methods:116 cases of maxi llofacial fracture wer e evaluated with ISS and revised injury severity score RISS=A12+A2+A3+...+An respectively;the results of ISS/RISS to the cases of maxillofacial fract ure were compared.

ISS对单个区域多发伤的损伤严重程度评价过低，不能反映出单发伤和多发伤的差异，无法说明颌面部多发骨折的实际损伤情况。

A further reason for markets' sangfroid about inflation, however, is that they agree with Mr Bernanke's assessment that "exceptionally low" interest rates will be necessary for some time.

不过，市场对通胀保持冷静的更深层原因是，它们认同伯南克的评价，即在一段时间内有必要维持"异常低"的利率。

Methods Quality control sera with low, medium and high determined values were prepared and tested with a set of SCAg reagents for 20 batches and times.

制备质量控制低、中、高3种定值血清，用SCAg试剂经20批次测定绘制质控图，按WHO评价标准判断可信度；用批量QC血清插入血吸虫病现场与普查的样本中用SCAg试剂检测，在流行区实验室间进行单盲测试；对不同感染程度的血吸虫病流行区及非流行区采集的未知样本的EQA批量检测；用急性感染血清观察SCAg试剂检测的Hook效应。

The results suggest that EGFR overexpression, nm23-H1 low expression and negative correlation of their expression may be one of the causes of PTC?s biological feature of lymph node metastasis; serail tests of EGFR, nm23-H1 could be used as the markers to evaluate lymph node metastasis of PTC.

甲状腺乳头状腺癌EGFR的过表达，nm23-H1的低表达，二者表达的失平衡是其易于淋巴结转移的原因之一，EGFR，nm23-H1联用可作为甲状腺乳头状腺癌淋巴结转移的评价指标。

The simulation results show that the scheme is more stable in convergence, insensitive to threshold parameters, less on loss and advantageous to the new agent to join the network during emergence of virtual community.

实验表明，该方法具有评价结果稳定收敛，对门限参数敏感度低，虚拟社区形成过程中损失小，有利于新加入节点融入网络的优点。

Based on the framework of sequence stratigraphy, this paper presents a method of early prediction and comprehensive evaluation of source rocks.

针对低勘探领域的资料条件，探讨了在层序地层框架基础上的多项烃源岩参数的早期预测及综合评价方法。

The basic theory of the fuzzy multi-attribute decision-making method is introduced and recommended to the subarea land development superiority-inferiority assessment under the condition of urban land low decomposition.

阐述了模糊多属性决策方法的基本理论，该理论适合于城市土地低分解状态下的分区土地开发优劣性的评价。

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失