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单词
molecular sieve
释义
WordReference Random House Unabridged Dictionary of American English © 2024
molec
′
ular sieve
′
,
[
Chem.
]
Chemistry
a compound with molecule-size pores, as some sodium aluminum silicates, that chemically locks molecules in them: used in purification and separation processes.
1925–30
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更新时间:2025/12/19 6:40:35