Continuous exposure to sound above 80 decibels could be harmful.持续暴露在强度高于80分贝的噪声中可能有害。However, psychologists distinguish between'sound " and " noise " .'sound " is measured physically in decibels.然而, 心理学家把声音与噪声...
它更容易被羟基离子所作用.It will be more susceptible to attack by hydroxyl ion.乙二醇迅速地被它氧化,生成草酸和羟基醋酸.Glycol is oxidized rapidly by it to oxalic and glycolic acids.其他使之独特的特点是它的羟基赖氨酸含量.Other features which make it unique are its conten...