As calcium concentration increases and phosphates are injected, the probability of precipitation increases.

随着钙浓度的升高和磷酸盐的注入，产生沉淀的可能性增加。

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The operation location can be determined by means of precipitation indexes, precipitation probability of satellite cloud pictures and model forecasts.

运用产生降水的指标性物理量分布、卫星云图降水概率分布和模式的降水预报等综合确定作业区的地理位置。

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There are forecast for temperature, cloudiness, storm probability, amount of precipitation , wind speed and direction.

该软件提供对温度，云层，可能的风暴，离子总数，风速和风向的预报。

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One way to increase the probability of rain is to seed the formation not of water droplets, but of ice crystals, an important step in precipitation.

ECONOMIST: Aerobiology