Drumroll, please!
This is known as a topological sort — a way of sorting a graph such that we visit all nodes exactly once, and we always visit a node’s dependencies before we visit the node itself. ↩︎，详情可参考新收录的资料
let seed = value in threshold matrix at (x, y)。业内人士推荐新收录的资料作为进阶阅读
一、种业自主化：从传统育种向生物技术的代际演进。关于这个话题，新收录的资料提供了深入分析