impaction
英
美
n. 压紧；装紧；嵌入
COCA.43418
英英释义
noun
- a sharp collision produced by striking or dashing against something
- a disorder in which a tooth is so crowded in its socket that it cannot erupt normally
- 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
- 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。 - 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。 - 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。 - 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。 - The nonlinear features of waste deformation and its impaction on strata movement
矸石变形非线性及其对岩层移动的影响 - 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。 - In this paper the concept and active impaction on economy of timeshare were introduced.
介绍了“分时度假”的概念及其对经济发展的积极作用。 - 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。 - Observing the breaking level of impaction of the test items after test.
测试完成后观察测试物品被撞击破坏程度。 - The Impaction of Rural Laborers 'Human Capital to Life Satisfaction
城市农民工人力资本对生活满意度的影响研究