precipitations
英 [prɪˌsɪpɪˈteɪʃənz]
美 [prɪˌsɪpɪˈteɪʃənz]
n. 降水，降水量(包括雨、雪、冰等); 沉淀; 淀析
precipitation的复数
双语例句
- The microstructural characteristics of main precipitations and the interactions among the various precipitate species in 2090 aluminium-lithium alloys aged 190 ℃ have been examined using transmission electron microscopy.
本文利用透射电镜技术（TEM），对190℃时效条件下，2090铝锂合金中主要脱溶相的组织特征以及相间的交互作用进行了分析研究。 - It is manifested that in single pass weld metal there are no copper precipitations, but in heat affected zone there are some ε-Cu precipitations and the distribution and size of the precipitations are not uniform.
研究结果显示，单道焊焊缝金属中铜难以析出，在多道焊道间热影响区有εCu析出颗粒的存在，但析出颗粒尺寸与分布存在不均匀性。 - Meanwhile, no segregation of S, P, C trace elements occurs in grain boundary, but a Ni-depletive and Cr, Mo-rich region is formed. These indicate that the grain boundary composition change impairs the effect of the grain boundary precipitations on hydrogen embrittlement.
晶界上未发现S、P等痕量元素的偏聚，却产生了富Cr、Mo而贫Ni层，这表明晶界成分的变化减弱了晶界析出物对氢脆的影响。 - Data of our and other laboratories have shown the circular levels of advanced glycation end products ( AGEs) in ESRD patients are abnormally elevated and AGE precipitations were found in the vessel walls of ESRD patients suffered with atherosclerosis.
我们和国外的研究表明，ESRD患者的循环晚期糖基化终产物（AGE）水平异常增高，在罹患有动脉粥样硬化的ESRD患者的血管壁中也检查到了AGE沉积。 - The yearly variations of seasonal precipitations in winter and spring were quite consistent with each other.
冬春季降水量的逐年变化存在显著的同相关系。 - TEM analysis indicated that the size and amount of precipitations in wire rod with different nitrogen contents had some differences, and most of the precipitations were located at austenite grain boundaries and dislocation lines.
通过透射电镜观察可知，含氮量不同的两种盘条其析出物的尺寸及数量不同，但两种盘条的析出物位置大都位于原奥氏体晶界和位错线上。 - Because of the different nature of precipitations, rain band shape of two process were different too.
由于降水性质的不同，两次过程中雨带的形状和移动各有特点。 - Spectral analysis of pulse trains and the method for converting the results of radar measurement into the micro-physical or kinematical properties of clouds and precipitations are also discussed.
文中还讨论了脉冲波列的谱分析问题，涉及了如何根据雷达测量结果去推断云和降水的微物理或运动学状况的问题。 - Based on the raindrop spectrum data of different type precipitation over plateau border, this paper analysed the frequency, the duration of rainfall and the structure of the precipitations cell.
本文根据高原边缘山地各种类型降水的雨滴谱资料，分析了山地降水出现的频数、降水持续时间和降水云的单体结构。 - The interdecadal variation of summer precipitations in China and the drought trend in North China
我国夏季降水的年代际变化及华北干旱化趋势