A resin derived from methacrylic acid.一种用于制树脂的二羧酸.Ethylene - propylene - diene rubber ( EPDM ) was filled with nano - CaCO 3 which was in - situ modified by methacrylic acid ( MAA ).使用甲基丙烯酸 ( MAA ) 原位改性纳米CaCO3填充三元乙丙橡胶 ( ...
Sheldon writes every day of the week, dictating his novels in the morning.谢尔登一周7天都要写作,每天早上口述小说让别人记录。The manager was dictating a letter to the secretary.经理在向秘书口授信稿.Her face is impassive as she listens to Miller dictating ...