类似地，人们也知道，俄罗斯也曾经试图通过观察云的动向来人工消雨，以避免破坏莫斯科的户外活动。
Russia has likewise been known to attempt to overseed clouds to prevent rain from spoiling outdoor activities in Moscow.
这3种冷却剂既能用来降雨，也能用来消雨。这主要取决于所用冷却剂的总量以及云的条件。
All three cooling agents can be used to either induce or suppress precipitation, depending on the amount that is administered and the condition of the clouds.
对用液氮消过冷雾和冷云催化增雨作业的宏、微观条件进行比较，找出其异同点。
Macro and micro physics conditions of supercooled fog dissipation operation using liquid Nitrogen with that of the cold cloud seeding are compared.
对用液氮消过冷雾和冷云催化增雨作业的宏、微观条件进行比较，找出其异同点。
Macro and micro physics conditions of supercooled fog dissipation operation using liquid Nitrogen with that of the cold cloud seeding are compared.
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