三对角线距阵
tri-diagonal matrix
三角矩阵
triangular matrix
上三角矩阵
upper triangular matrix
三对氨苯基甲烷
p-leucaniline
三对基因杂种
trihybrid
三对甲氧苯基氯乙烯
chlorotrianisene
三对甲氧苯氯乙烯
chlorotrianisene
三对羟苯基甲烷
leucoaurin
入度矩阵
indegree matrix
散射矩阵
S matrix; scattering matrix
设计矩阵
design matrix
生成矩阵
generated matrix; generator matrix
生成矩阵算法
generation matrix algorithm
剩余矩阵
residual matrix
热电子三极管
hot-electron triode
热力学第三定律
third law of thermodynamics
人参三七
Panax pseudo-ginseng Wall.
妊娠末三月
third trimester of pregnancy
妊娠首三月
first trimester of pregnancy
妊娠中三月
second trimester of pregnancy