This paper focuses on the forward and inverse proposition of streamline curvature method.
分别对流线曲率法正反两类命题进行了研究。
In this paper, it is proved that two random variables' independence can infer their no-correlation and its untenable inverse proposition.
本文证明了由两随机变量的独立性可推出它们的不相关性，但逆命题不成立。
The alluring effect of PA trap tree attractant is inverse proposition to morbidity of PWND in the forest, and it is better in the light damage forest.
PA型诱木引诱剂引诱效果与林间松材线虫病发病率呈负相关，在轻微发病林分引诱效果更佳。
The alluring effect of PA trap tree attractant is inverse proposition to morbidity of PWND in the forest, and it is better in the light damage forest.
PA型诱木引诱剂引诱效果与林间松材线虫病发病率呈负相关，在轻微发病林分引诱效果更佳。
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