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21. | analyze the spatial-temporal change of cultivated land and driving forces by using relevance analysis, principal |
| 结果表明:鄂南丘陵山区耕地总体上呈下降趋势,北部平原丘陵地区下降快,南部丘陵山区下降慢;近10年来,鄂南贫困丘陵山区耕地资源变化主要受经济因子、人口、房地产政策及耕地开发强度的影响。 |
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22. | a conjugated protein having a lipid component; the principal means for transporting lipids in the blood |
| 含一种脂肪成分的复合蛋白质,是脂肪进入血液的主要媒介。 |
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23. | Based on principal component analysis method,training and test speed of support vector machine is improved |
| 基于主成分分析法,研究支持向量机分类方法,可以提高支持向量机分类的训练速度和测试速度,但不会改变样本的分布特性,保持样本的分类信息。 |
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24. | A protein similar to collagen that is the principal structural component of elastic fibers. |
| 弹性蛋白与胶原白相似的一种蛋白质,是形成弹性纤维的主要成分 |
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25. | Through the principal component analysis of factor analysis, there are four categories were classified |
| 其中焦点团体法采非随机抽样,共计7名20-40岁女性为参与对象,并深入分析会议讨论结果。 |
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26. | abundant organic compound, and therefore the most abundant carbohydrate, on earth because it is the principal |
| 改性和衍生物纤维素是最丰富的有机化合物,因此是最丰富的碳水化合物,因为它是高级植物细胞壁的最主要成分 |
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