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单词
direct product
释义
WordReference Random House Unabridged Dictionary of American English © 2024
direct
′
prod
′
uct,
[
Math.
]
Mathematics
a group, or other such system, every element of which can be written uniquely as the product of elements of disjoint groups, with each group contributing one element to the product.
1920–25
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更新时间:2026/4/22 4:41:41