multiplicationn.增加；繁殖；乘法运算multiplication of values价值观多元化Multiplication technique倍增技术multiplication in galois有限域乘法器multiplication of signal相乘信号multiplication principle倍增原理multiplication discharge倍增放电multiplication of series级数相乘,级数乘法multiplication evaluation多元化评价multiplication of rigging制动杠杆倍率multiplication comparator乘法比较器