查询词典 substraction

Match ; feature ; image enhancement ; profile ; segment/dual energy substraction ; rib

匹配；特征；图象增强；剖面线；分段/双能量减影；肋骨

In this study,the objective of this study was to do comparative imageology reserch on different examination methods and different types of lesions imaging of BCS,the results of Digital substraction angiography as the gold standard,and probe into the optimal examination route of BCS,in order to better guide clinical interventional therapy work.

本研究以数字减影血管造影(Digital substractionangiography，DSA)检查结果为金标准，对BCS的不同检查方法、不同病变类型进行比较影像学研究，探讨BCS临床检查优选方案，以更好地指导临床工作。

Possible factors of affecting on learning addition and substraction computation were impression of mathematics and the learning motivation in personal aspect, teaching ways and learning the concepts of addition and subtraction in school aspect, single parent families, grandparents' teaching, resources of the community, parents' expectation and disciplinary attitude, parents' level of education and status of social economy in living aspect.

学童对数学的学习兴趣与动机乃是影响学童学习表现的个人心理因素，而教师的教学方式、学童学习概念的成果则是学习资源影响学童学习表现的因素，再者，族群天性、单亲家庭及隔代教养问题、社区资源、家长对学童的期望与管教、家长的教育程度与社经地位等，都是生活环境影响学童学习表现的因素。

Intractable epistaxis has a close correlation with tumor to destruct cranial bones. Once it happens, the patients will be in danger and the death rate is quite high. Digital substraction angiography is a safe and effective method to stop epistaxis

鼻咽癌放疗后大出血发生在鼻咽部肿瘤复发者最多，与颅底骨质破坏关系密切，出血凶猛死亡率高，DSA检查和动脉栓塞是诊治鼻咽癌放疗后大出血的一种安全有效的新方法。

We have no common name for a mime of Sophron or Xenarchus and a Socratic Conversation; and we should still be without one even if the imitation in the two instances were in trimeters or elegiacs or some other kind of verse--though it is the way with people to tack on 'poet' to the name of a metre, and talk of elegiac-poets and epic-poets, thinking that they call them poets not by reason of the imitative nature of their work, but indiscriminately by reason of the metre they write in.

索夫农 、森那库斯和苏格拉底式的对话采用的模仿没有一个公共的名称；三音步诗、挽歌体或其他类型的诗的模仿也没有——人们把&诗人&这一名词和格律名称结合到一起，称之为挽歌体诗人或者史诗诗人，他们被称为诗人，似乎只是因为遵守格律写作，而非他们作品的模仿本质。

The relationship between communicative competence and grammar teaching should be that of the ends and the means.

交际能力和语法的关系应该是目标与途径的关系。