对亚里士多德而言,第一类友谊是年轻人的特征,他们关注短暂的快乐,第二类常常发生在老年人身上,他们需要别人帮助才能应对自己的虚弱。
For him, the first is characteristic of the young, who are focused on momentary enjoyment, while the second is often the province of the old, who need assistance to cope with their frailty .
第二类种类最多,主要包括小黄鱼、鲬和白姑鱼等中、低级肉食性鱼类,其元素组成特征为低磷、低C/N比值,;
The second had low phosphorus and low C/N ratio including fishes such as lower and middle carnivores such as Pseudosciaena polyactis, Platycephalus indicus and Argyrosomus argentatus.
线性码的广义汉明重量谱描述了码在第二类窃密信道中传输的密码学特征。
The Generalized Hamming Weights (GHW) of linear codes characterize the cryptography performance of the code on the wire-tap channel of type two.
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