1) hierarchical plateau
层级高原
2) principle of hierarchy
层级原则
3) rate plateau
职级高原
4) high-level primitive
高级原语
5) advanced primary magic square
高级原幻方
1.
This paper has proved that when (n,2)=(n,3)=1,there are orthogonal best Latin squares and if n=4k,or n is an odd number but not 3,then there are orthogonal advanced primary magic squares.
若n =4k ,或n是个不为 3的奇数 ,则有n阶的正交的高级原幻
6) Advanced Physical Layer
高级物理层
1.
A New Advanced Physical Layer Technology To The Data Return Path;
一种HFC数据回传通道的高级物理层技术
补充资料：层级
1.多级的石阶。 2.比喻人所处的社会地位，犹言阶级﹑阶层。
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