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- age density change 年龄密度变化
- Aim To explore the correlation between thrombosis and density change of gores. 目的探讨血液凝固过程结构状态改变及其密度变化的相关性。
- Count the rate of exterminate mouse with the density change within before exterminate mouse and after exterminate mous... 73%25,灭鼠后鼠密度为0%25)。结果根据现场灭鼠观察结果,杀它仗蜡块灭鼠效果佳,在灭鼠过程中节省人力和物力。
- The change of the ordinate reflects the density change of the contrast agent in the tissue, viz. the change in the aggregate amount of iodine, thus the change in tissue perfusion amount. 其变化反映的是对比剂在该器官中浓度的变化,即碘聚集量的变化,从而反映了组织灌注量的变化。
- We have discussed the basic theory of coupling movement between the crustal deformation and density change,and studied the gravity change with time raised by this coupling movement. 本文阐述了地壳形变与密度变化耦合运动的基本理论;分析了地壳形变与密度变化耦合运动引起的重力时间变化.
- Based on the theory of fluid dynamics in proous media,a numerical model of gas migration in aerated zone is developed with the consideration of gas density change due to pressure variation. 以多孔介质流体动力学理论为基础,充分考虑了气体密度随压力变化气体的特点,建立了包气带气体运移数值模型。
- Observation rat prostatic fluid leukocyte number of eggs within the phosphorus quality body density changes. 观察大鼠前列腺液内白细胞计数及印磷脂小体密度的变化。
- And the bone density of mandibular angle can reflect the bone density changes of the bone mandible. 用这种骨密度仪测量下颌角的骨密度具有可行性和实用性,所测结果能反映下颌骨的骨密度变化。
- The same period, the Ocean Thermal slow, relatively high temperature, air density changes smaller solipsism relative area of low pressure. 同一时期,海洋散热较慢,温度相对地较高,空气密度变化较小,遂形成相对的低压区。
- However with the alcohol system that we use, density changes very little with composition and it is reasonable to assume that WEIGHT HOLDUP in each stage stays CONSTANT. 然而就象我们看到酒精挥发体系一样,挥发物的成分和密度等随时间的变化极其缓慢,于是我们可以假定在每一个阶段摩尔百分量是不变的。
- He prefers to assort with people of his own age. 他更喜欢与自己的同龄人交往。
- Furthermore, whiskers were frequently observed on the locations where the current density changed, such as the corners or the junctions of different width lines. 且锡须的生长皆发生于电流密度改变处,即转弯角或线宽大小改变处。
- Even the best quality rubber will perish with age. 就是最佳质量的橡胶也会因老化而腐烂。
- The results showed that the aerated density and the trapped density reduced with decreasing of the particle size, but the trapped density changed in a stable range. 结果表明,随着鱼粉粒度的减小,其松密度逐渐降低,振实密度也相应减小,但振实密度基本保持在一个较为稳定的范围内。
- He come to the fore as a physicist at an early age. 他在早年就成了杰出的物理学家。
- The average age of the boys in this class is fifteen. 本班男生的平均年龄是十五岁。
- Education should not be restricted to any one specific age group. 教育不应限制在任何特定的年龄组上。
- It was difficult to tell his exact age. 很难判断他到底多大岁数。
- Age has made a pronounced change in his appearance. 岁月明显地改变了他的外貌。
- The annular markings on a tree indicate its age. 树的环形纹理显示其年龄。