乘法交换律
commutative law of multiplication
commutative principle for multiplication
cpm
加法交换律
commutative law of addition
commutative principle for addition
CPA
可[交]换律
commutative law
commutative law of addition
串接交换交换
tandem switching exchange
强奇异交换交换子代数
strongly singular maximal abelian self-adjoint sub
单体交换换析
monomer exchange diffusion
间接交换[交互]作用
indirect exchange interaction
直接交换[交互]作用
direct exchange interaction
《字节》杂志的信息交换在线服务
BIX BYTE Information Exchange