extraction test是什么意思_extraction test中文

extraction test中文什么意思

extraction: n. 1.抽出，拔出。 2.【化学】提取(法)；萃取(法 ...
test: n. 【动物；动物学】(软体类的)介壳，甲壳；【植物；植 ...
extraction procedure toxicity test: 毒性提取过程试验
extraction: n. 1.抽出，拔出。 2.【化学】提取(法)；萃取(法)；回收物，提出物；精炼。 3.精选，摘要。 4.血统，家世，出身。 5.【数学】开方，求根。 spirit of the first extraction 原汁酒。 a man of foreign extraction 外国(血统的)人。 extractions from a book 一本书的内容摘录。 an extraction of 81 percent 百分之八十一的出粉率，八一粉。 the extraction of root 【数学】开方法，求根法。
extraction (): 引出运算子

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The mathematical analysis and extraction test of the aqueous materials form tea
茶叶中水浸出物的提取试验及数学分析
Extraction tests were conducted on asphalt concrete specimens sampled from field roads . asphalt concrete and aggregate gradation were compared to design and acceptance specifications
对实际路面取样进行了抽提试验并与规范进行了比较分析。
The extraction test to the different class signals tell us that the correlation dimension and generalised dimensions may effectively involve the class information of different ships , otherwise the h2 entropy is difficult to classify the targets
通过对不同类别信号的特征提取表明，关联维数和广义维数能有效地代表不同类别的舰船特征，而h _ 2熵特征并不明显。

extraction test中文什么意思