t个单向错误检测t-UED
t-unidirectional error detecting
单向ad-hoc移动网络
unidirectional links ad-hoc mobile networks
单向S-粗集对偶
dual of one direction Srough sets
单向S-粗决策
one direction S-rough decision
单向S-对偶粗决策
one direction S-dual rough decision
单向S-概念格
single-way S-concept lattice
单向S-模糊粗集
one direction S-fuzzy rough sets