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- Objective:To assess the Doppler perfusion index(DPI),portal congestive index(PCI)and resistance ratio index(RR)for differential diagnosis of malignant and benign hepatic space occupying lesions. 目的:应用多普勒超声(D-US)测定多普勒血流灌注指数(DPI)、门脉充血指数(PCI)及阻力比(RR)等血流参数,用以评价这些血流参数在肝内良、恶性占位病变中的鉴别诊断和早期诊断价值。
- Resistant ratio index 阻力指数
- A novel index, AST to platelet ratio index (APRI), was developed to amplify the opposing effects of liver fibrosis on AST and platelet count. 他们制订了一个新指标(AST与血小板比例指数[APRI])以详细说明肝脏纤维化对AST和血小板计数的不良作用。
- In addition, dispersing performances ofthis kind of dispersant were evaluated with light transmission ratio index method, clay weight methodand granularrnetric analysis method. 另外,用透光率指数法、粘土称重法和粒度分析法对其分散性能做了综合评价。
- The image partition processes indicate that the vegetation index NDVI and ratio index ETM+4/ETM+3 are practicable and reliable to extract the growing information of vegetation. 图像分割处理表明利用植被指数NDVI、比值指数ETM+4/ETM+3来提取植被的长势信息是可行和可靠的。
- The effects of diamond grain sizes on wear resistance ratio of the sintering diamond compacts are investigated. 研究了金刚石的粒度对烧结体磨耗比的影响;
- The old style resistance ratio was 1:3, whereas the new DB and RR resistance ratio is a minimum of 1:15. 以前的电阻比为1:3,但是现在的电阻比的最小值已经达到1:15。
- Resistance ratio(RR) is calculated based on the baseline data tested with Taihu susceptible strain. 抗性倍数以太湖敏感品系为对照计算获得。
- AST to platelet ratio index, APRI 血小板比值
- Results The resistance ratio of the field-collected strains to DDVP>66.85,and to propoxur,permethrin,cypermethrin and deltamethrin were 1.20,5.66,5.14 and 5.10 respectively. 结果苏州市德国小蠊对敌敌畏的抗性系数大于66.;85;对残杀威、氯菊酯、氯氰菊酯和溴氰菊酯的抗性系数分别是1
- The resistance ratio of the field-collected strains to DDVP>66.85,and to propoxur,permethrin,cypermethrin and deltamethrin were 1.20,5.66,5.14 and 5.10 respectively. 苏州市德国小蠊对敌敌畏的抗性系数大于66.;85;对残杀威、氯菊酯、氯氰菊酯和溴氰菊酯的抗性系数分别是1
- The nobility usually resist social changes. 贵族通常反对社会变革。
- They are determined to resist invasion. 他们决定抵抗入侵。
- I can never resist an ice cream. 我一见到冰淇淋就忍不住想吃。
- He could not resist the temptation to steal. 他经不起想要偏巧的诱惑。
- How to analyze the liquidity ratio index of the business enterprise 如何分析企业的流动比率指标
- He couldn't resist the lure of money. 他不能抵制金钱的诱惑。
- This special coating is designed to resist rust. 这一特别的涂层旨在抗锈。
- The drug resistance ratio of gram-negative rods to the third generation of cephalosporin was elevated.It pointed out that one should strengthen the culture pathogenic bacteria and drug ... 革兰阴性杆菌对三代头孢菌素的耐药率增高,指出今后应加强病原菌培养及药敏监测,以指导临床科学使用抗生素。
- He was helpless to resist the temptation. 他无法抵御诱惑。