Hydrocyanic acid is a by 2product of acrylonitrile plant.Integrated application of hydrocyanic acid can increase economic benefit of enterprises.是什么意思_Hydrocyanic acid is a by 2product of acrylonitrile plant.Integrated application of hydrocyanic acid can increase economic benefit of enterprises.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句