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单词
potassium dichromate
释义
potassium dichromate
n.
(名词)
A bright yellowish-red crystalline compound, K
2
Cr
2
O
7
, used as an oxidizing agent, and in pyrotechnics, explosives, and safety matches.
重铬酸钾:明亮的黄红色晶体化合物,K
2
Cr
2
O
7
,用作氧化制剂,用来制造烟火、炸药及安全火柴
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更新时间:2026/7/21 1:57:25