首先，他显示了三维空间里手旋转的完成，随后解释了如何用电脑对凯特摩的左手进行多边形点定位，从而制作图像。
First it shows the finished hand rotating in 3d space, then explains how the computer built the image using polygon points placed on Catmull's left hand.
用于作物数量性状基因座（QTL）定位研究的次级作图群体有近等基因系、导入系、染色体片段代换系等。
The secondary mapping populations (SMPs), which were used to map quantitative trait loci (QTLs), include near-isogenic lines, introgression lines, chromosome segment substitution lines et al.
利用三倍体胚乳遗传模型和区间作图方法对子粒蛋白含量进行了QTL定位和效应分析。
Quantative trait loci(QTL) were identified and its effects were analysized by using triploid endosperm genetic model and interval mapping.
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