non-random sample 非随机样本 ; 非随机抽样
non-random probability sample 非随机概率样本
non simple random sample 非简单随机样本
non random sample
非随机样本
以上为机器翻译结果，长、整句建议使用 人工翻译 。
The trapezoidal fuzzy number sample is one of non-real random samples. This dissertation will discuss the support vector machine base on trapezoidal fuzzy numbers.
梯形模糊数样本是一类非随机样本，本文将讨论基于梯形模糊数样本的支持向量机。
youdao
To do this, he and his team took a random sample from the corpus, checked what proportion were non-words and extrapolated that to the whole lot.
ECONOMIST: Science invades the humanities
应用推荐
模块上移
模块下移
不移动