chemical precipitation化学沉淀;化学沉积;化学结垢
precipitation intensity[气象] 降水强度;降雨强度;降水量级
precipitation gauge量雨筒;雨量量筒;雨量计
annual precipitation[气象] 年降水量;年间降水量;年雨量;年降雨量
Precipitation Rate[气象] 降水率;沉淀率;分解率;置换率
freezing precipitation[气象] 冻降水;降下冻雨或冻雾雨;冻雨降水率;冻结降水
precipitation regime季节降水特征;降水型;降水状况;降水季节特征
displacive precipitation推移沉淀作用
precipitation echo[气象] 降水回波;降雨回波
All these facts play against the production of precipitation.
这些因素均对产生降水极为不利。
It is arewarding attempt to simulate precipitation and runoff in these areas.
为解决该类地区的降雨径流模拟做了有益的尝试。
参考来源 - 双超式产流模型的理论及应用研究In alkaline environment, the precipitation of two salts is much stronger.
两种盐在碱性环境下，沉淀效果更强。
In this paper, ultrafiltration process of tea extract, decaffeine process by precipitation and adsorption process with XDA-1 macroporus adsorbent resins are studied.
本文对茶叶水提取液的超滤中试过程，沉析法脱咖啡碱及树脂吸附法分离茶多酚、咖啡碱过程进行了实验研究。
Firstly, a set of experimental apparatus for SAS precipitation processing has been established. The influence of the cosolvent, ethanol, on the precipitation of target protein, from crude milk in the mixed solvent using near- and supercritical CO2 antisolvent was investigated.
首先，建立了一套用于SAS沉淀分离的实验装置，以牛奶中蛋白质为模拟对象，考察了在混合溶剂中超（近）临界抗溶剂CO2沉淀蛋白质时，助溶剂——乙醇对蛋白质沉淀的影响。
参考来源 - 用加压COThe temperature region of precipitation is between 625℃and 925℃in Fe-18Cr-12Mn-0.48N steel.
3、在Fe-18Cr-12Mn-0.48N钢中,析出的温度区间为625-925℃。
参考来源 - 高氮奥氏体不锈钢的组织稳定性研究Aged at the temperature lower than 550℃, it is found that the dislocations provide nucleation site for precipitation and the dispersed precipitates distribute along the dislocation, resulting in the precipitation hardening effect.
在低于550℃时效，沿位错分布着很多细小的析出相，使硬度和导电率在时效初期快速提高。
参考来源 - 大规模集成电路用高强度高导电引线框架铜合金研究N-UNCOUNT（不可数名词） Precipitation is rain, snow, or hail. 降水 [技术]
N-UNCOUNT（不可数名词） Precipitation is a process in a chemical reaction that causes solid particles to become separated from a liquid. 沉淀; 沉析 [技术]