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马来松香
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马来松香
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马来松香
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maleated rosin
马来松香
在加热或酸催化作用下,松香中的枞酸型树脂酸异构化生成左旋海松与马来酸酐发生狄尔斯-阿尔德(Diels-Alder)双烯加成反应得到的改性松香产品。
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forest meteorology
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forest monitoring
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Forest of Changes
Forest of Chinese and Foreign Stories
Forest of Earthquake Steles in Xi Chang
forest official in the Zhou Dynasty
Forest of Fiction
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Forest of Steles in Chongyang Taoist Temple
Forest of Steles in Xi'an
forest park
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Forest Pathology Branch of Chinese Society of Forestry
forest pest disasters in China
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forest pests general survey
forest phytogeography
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