impaction

英

美

n.  压紧；装紧；嵌入

医学

COCA.43418

英英释义

noun

• a sharp collision produced by striking or dashing against something
  Synonym:impingement
• a disorder in which a tooth is so crowded in its socket that it cannot erupt normally
  Synonym:impacted tooth
• a disorder in which feces are impacted in the lower colon
• the condition of being pressed closely together and firmly fixed

双语例句

• Research progress in the mandibular molar implant restoration with frontal resorption The most significant variable related to third molar impaction is inadequate space for tooth eruption.
  种植修复下颌磨牙区牙槽骨吸收的研究与进展大多数阻生的下颌第三磨牙磨牙后间隙牙冠近远中径比值小于1。
• Experimental study on open room soil and impaction compaction method for poor weak subgrade treatment
  拆房土+冲击碾压法处理软弱不良路基的试验研究
• What is the impaction on accounting information relevance?
  对会计信息价值相关性的影响如何？
• Conclusion Elastic food impaction appliance may prevent food impaction effectively.
  结论弹性食物嵌塞矫治器可有效防止食物嵌塞。
• The observation group, 21 cases of food impaction flexible appliance was used combined with periodontal treatment.
  观察组21例采用弹性食物嵌塞矫治器联合牙周治疗。
• During excavation blasting in stone works of cutting, the impaction on cutting and side slope for shaking by blasting must be decreased in maximum, prohibiting intensive loading for large blasting.
  在路堑石方开挖爆破过程中，必须最大限度地降低爆破振动对路堑边坡稳定所造成的不利影响，绝对禁止采用集中装药的大爆破。
• I went though the tests about nine months ago after being seen in the emergency room for food impaction in my esophagus.
  虽然我去了约9个月前的测试后，在我的食道中的食物嵌塞急诊室观察。
• Effects of Permanent Premolar Germ During Primary Molar Orthodontic Movement and Its Mechanisms in Dog; The most significant variable related to third molar impaction is inadequate space for tooth eruption.
  正畸移动狗乳磨牙对其恒前磨牙牙胚的影响及机制的探讨大多数阻生的下颌第三磨牙磨牙后间隙牙冠近远中径比值小于1。
• Seismic Response Analysis of Underground Structures in Soft Soil and the Evaluation of Environmental Impaction
  软土地下结构地震反应及其环境影响评价
• The present study status of impaction of heavy metal in water to human health was introduced, and also environmental countermeasures and study directions of drinking water security were presented.
  介绍水体中重金属对人体健康影响的研究现状，并提出了饮用水安全环境对策。