行波传送进位

[计] ripple through carry, ripple-through carry

xíng bō chuán sòng jìn wèi ㄒㄧㄥˊ ㄅㄛ ㄔㄨㄢˊ ㄙㄨㄥˋ ㄐㄧㄣˋ ㄨㄟˋ