At present paper, we deduced the relative velocity distribution of mixed ideal gas molecule. Then we got the average collide frequency and average free distance.

本文导出了混合理想气体中分子相对速度的分布，并由此计算了混合理想气体中分子的碰撞频率和平均自由程。

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These two painting are focusing on the landscape of nature meanwhile also mixed with some painters imagination on thir ideal image.

这两幅画侧重在把自然景观与一些画家对理想形象的想象结合起来。

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Those hosting mixed dance parties can be ideal for finding someone willing to play with both men and woman.

那些人群杂混的舞蹈派对是找到那些想和男女共同玩乐之人的理想之地。

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Researchers found mixed messages about the ideal age and ways of introducing teenagers to alcohol.

BBC: Parents' behaviour 'can influence teen drinking'

In the big emerging economies the ideal is to have a mixed banking system with a big state presence, some perky private banks, and a few foreigners to keep the locals honest.

ECONOMIST: Banks in emerging markets