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名词沉淀; 匆促; (雨等)降落; 某地区降雨等的量
名词
1. There will be precipitation on northern hills tonight.
今夜北面山上有降雨。
1. precipitation在线翻译
1. 沉淀:凝集(coagulation)和沉淀(precipitation):原水也含悬浮物质(如油),必须将之去除(至1ppm以下)以防止起泡及锅炉沉积. 极小的颗粒不会沉降下来,且会穿透过滤器. 要除去这些微细颗粒(通常为胶体(colloidal)物质)须用凝集剂.
2. 沉淀反应:沉淀反应 (precipitation)一种血清学反应. 可溶性抗原与相应抗体结合,在有适量电介质存在下,经过一定时间,形成肉眼可见的沉淀物. 沉淀反应的抗原可以是多糖、蛋白质、类脂等. 同相应抗体比较,抗原的分子小,单位体积内含有的抗原量多,
1. 降水
Precipitation is rain, snow, or hail.
2. 沉淀;沉析
Precipitation is a process in a chemical reaction which causes solid particles to become separated from a liquid.
noun
1. overly eager speed (and possible carelessness)
e.g. he soon regretted his haste
Synonym: hastehastinesshurryhurriedness
2. an unexpected acceleration or hastening
e.g. he is responsible for the precipitation of his own demise
3. the act of casting down or falling headlong from a height
4. the falling to earth of any form of water (rain or snow or hail or sleet or mist)
Synonym: downfall
5. the process of forming a chemical precipitate
6. the quantity of water falling to earth at a specific place within a specified period of time
e.g. the storm brought several inches of precipitation