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减法
1、substructions───n.基础；下部结构；地下建筑
2、abstraction───n.抽象；提取；抽象概念；空想；心不在焉
3、substractions───减法
4、substruction───n.基础；下部结构；地下建筑
5、substructional───亚结构
6、substractor───减法器
7、subtractions───n.[数]减法；减少；差集
8、substation───n.分局；变电所；分所；分台
9、subtraction───n.[数]减法；减少；差集
1、25 cases were diagnosed by digital substraction angiography.───25例经数字减影血管造影检查确诊。
2、Objective To investigate a digital substraction technique with computer image processing for diagnosis on dental X ray films.───目的研究计算机图像数字减影技术对常规牙齿X线片的诊断作用。
3、In complex substraction, for both right handed groups, activation of functional areas of frontal and parietal lobe had the left laterality.───组和对照组右利手者的额、顶叶在复杂减法计算时均体现左侧偏侧化现象。
4、The Inspection of Bearing's Surface Defect Based on Image Substraction and Template Matching───基于差影和模板匹配的微小轴承表面缺陷检测
5、The digital substraction angioplasty and diagnosis of cerebrovascular diseases───脑血管病的数字减影血管造影检查与诊断
6、Treatment of soft tissue defects in lower shank and feet using reasonable flaps selected via digital substraction angiography───用数字减影血管造影选择皮瓣供区修复小腿下段、足部软组织缺损
7、Digital Substraction Angiography Diagnosis and Interventional Therapy of Intracranial Aneurysm───颅内动脉瘤的数字减影血管造影诊断及介入治疗
8、gunports were made with boolean substraction operation.───炮眼的制作应用了布尔运算。