The viscosity shows a rather pronounced variation with temperature.温度对粘度的影响十分明显.viscosity exponent粘度指数Low viscosity multipurpose resin used for casting or laminating room temperature.低粘度多用途树脂,用于室温浇铸和层压.A centimeter - gra...
全都是些部长们常说的骗人鬼话和少不了的奉承恭维。There was all the usual humbug and obligatory compliments from ministers.这一奉承的回应让科林暗自发笑。Colin chuckled at the flattering response.他的同学们发现他太爱奉承了。His fellow students had found him too ingratiating....
然后把片子浸入含有很多碘的墨水中.The sheet is then dipped into an ink solution rich in iodine.氯和碘的化合物的蒸气是有毒的.The vapour of the choro and iodo compounds in particular, can be toxic.例如,硫代葡萄糖苷能干涉甲状腺对碘的吸收.Glucosinolates can interfere with u...