Noun:

1. the quantity of water falling to earth at a specific place within a specified period of time;

   "the storm brought several inches of precipitation"
   

2. the process of forming a chemical precipitate

3. the falling to earth of any form of water (rain or snow or hail or sleet or mist)

4. the act of casting down or falling headlong from a height

5. an unexpected acceleration or hastening;

   "he is responsible for the precipitation of his own demise"
   

6. overly eager speed (and possible carelessness);

   "he soon regretted his haste"
   

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.

1. precipitation的翻译

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,

an increase in annual precipitation

年降水量的增加

The storm brought several inches of precipitation.

暴雨带来了几英寸的降雨.

Abundant precipitation, dry clear, are unevenly distributed.

降水充沛, 干湿分明, 分布不均.

precipitation is product rather than a process.

降水是一种产物,而不是一个过程.

Pingliang 511.2 millimeters average annual precipitation.

平凉市年平均降水量511.2毫米.

Analysis of the acidity and chemical characteristics of precipitation in Zhejiang Province.

与浙江省降水酸度和化学特征分析>>相似的文献.

Hence this is a relatively efficient way of change tendency fore ofand low water of precipitation.

结果表明,大气降水丰枯变化趋势预测是一条较为有效的途径.

When we generate precipitation by static electricity we can bring about a stable negative ion supply.

当我们由静电时引起降雨雪我们可以达到稳定的消极离子供应.

In this case, steady precipitation may extend over a l 0 ng distance ahead of the front.

在这种情形下, 稳定性降水可在锋前向前延伸很长一段距离.

Refractory mortar shall be frequently stirred when used to prevent precipitation or stratification.

耐火泥浆在使用时,应经常搅动,以防止沉淀或分层.

Statistic was done for the precipitation monitoring data of Hangzhou from 1998 to 2002.

对杭州市1998年—2002年的降水监测数据进行了统计分析.

Impact of absorbing aerosol on precipitation: Dynamic aspects in association with convective available potential energy and convective.

吸收气溶胶对降水的影响: 与对流有效位能和对流有关的动力学.

Nearly all the precipitation that falls on the earth results from the cooling of rising air.

几乎落到地球上的所有降水都是由于上升空气的冷却.

The correlation coefficient between accumulated factors and precipitation is better than instantaneous factor.

经检验,用此方法处理的累积因子与降水量之间的相关系数比瞬时因子有明显提高.

Methods Extract rutin from Sophora japonica L . by the alkali extraction acid precipitation.

方式从槐米中提取芦丁,并将其制备成对照品.

Waxy crude oil has different viscoelasticities at different temperature for wax crystal precipitation.

含蜡原油在从高温到低温的变化过程中,由于蜡晶析出而具有不同的粘弹特性.

The lack of underground water resources, about 340 mm annual precipitation, evaporation in 1730 mm.

地下水资源缺乏, 年降水量340毫米左右, 年蒸发量1730毫米.

In hot rolled state the granular linea sulfide was induced to precipitation of banded pseudopearlite.

相邻呈现断续条状分布的硫化物颗粒在热轧状态诱导伪珠光体析出并呈带状分布.

Sn precipitation happens in earlier stage of crystallizing.

结晶过程前期锡优先析出.

But on annealing at 500 ℃, recrystallization is prior to precipitation, and fine grains are obtained.

而在500℃退火时, 再结晶发生在析出之前, 可获得细小的等轴晶.

The third essential goods is precipitation.

第三个必备品是沉淀.

Precipitating electrode plate is a key part in electrostatic precipitation equipment.

静电收尘板是静电收尘设备中的关键部件.

Methods Extract rutin from Sophora japonica L . by the alkali extraction and acid precipitation.

方法从槐米中提取芦丁,并将其制备成对照品.

an increase in annual precipitation

年降水量的增加

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• We..banish him our city, In peril of precipitation From off the rock Tarpeian.

  出自：Coriolanus,Shakespeare