1) closed subtree
封闭子树
2) Closed Tree
封闭树
3) closed semantic tree
封闭语义树
4) factor closed
因子封闭
1.
The set S is called factor closed (FC), if for every x ∈S, every factor of x is still in S, or associates with an element x_j in S.
如果对于S中的任何元x_i,它的任意一个因子仍在S中,或者与S中的某一个元x_j,相伴,则称S为因子封闭集,简称FC集。
5) epoxy resin sealing
环氧树脂封闭
6) Bis-GMA resin
Bis-GMA树脂封闭剂
补充资料：封闭
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说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条