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

化学

双语例句

• The dynamic variations of groundwater level are subject to cyclic variation of precipitations.
  当地降水量的多年周期性变化决定了地下水位的多年动态。
• 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。
• The theoretical frequency distribution of the annual and monthly precipitations in Shanxi Province
  陕西省年、月降水量的理论频数分布
• Climate change of annual precipitations in western China
  中国西部年降水量的气候变化
• 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。
• XPS Study of Cu precipitations at the surface of crystalline Cu-Zr alloys after annealing in hydrogen
  Cu-Zr合金在氢气氛中退火后表面Cu沉积物的光电子能谱研究
• The changes of precipitations were not obvious with reducing precipitations in autumn.
  降水量的变化不明显，但秋季降水有减少的趋势。
• Effects of cloud microphysical process on precipitations and hails of simulated storms
  云微物理过程对强对流风暴的影响之数值模拟研究
• The groundwater in Hebei plain is recharged from the precipitations.
  河北平原地下水主要是由大气降水补给的；
• When it is at a low rolling temperature, the grains of precipitations will be finer.
  轧制温度低时，析出相更加均匀细小。