1、
Situations of preparing isocyanate trimers at home and abroad are mainly introduced.
主要介绍国内外异氰酸酯三聚体的制备状况.
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2、
The salts of fulminic acid differ basically isocyanic acid and its trimers.
雷酸盐基本上不同于异氰酸盐和异氰三聚物的盐.
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