... positive real function 正实函数 positive real number 正实数 positive relationship 正相关 ...
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"If he does not show some progress and it just seems like we are getting deeper and deeper into an occupation and a counter-insurgency effort without any positive news for a number of months, I think he could face some real opposition,".
VOA: standard.2009.09.02
dT/dp is mu JT. So for a real gas like air, this is a positive number. It's not zero.
所以对于像空气这样的真实气体,这是一个正数,不等于零。
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