查询词典 vicious spiral

So development of new weapons would be frozen, ending the vicious spiral of nuclear move and countermove.

这样也就冻结了新武器的研制，终结了核行为与反核行为这种恶性循环。

This is the first step in repairing the heart and in preventing the vicious downward spiral of heart failure in which the heart progressively thins and dilates, eventually causing death. Despite advances in surgical procedures, mechanical assistance devices, drug therapy, and organ transplantation, more than half of patients with congestive heart failure die within five years of initial diagnosis.

这是修复心脏和防止在心脏衰竭过程中心脏逐渐变薄和扩张并最终导致死亡恶性循环发生的第一步，尽管在手术操作，机械辅助手段、药物治疗、器官移植方面的进步，其中一半以上的充血性心力衰竭病人在初步诊断后五年内后死亡。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。