The use of metallised fabrics is sometimes proposed to reduce the emissivity of a fabric.不时地有人建议采用镀有金属膜的织物以减少织物的发射率.Cloudtop properties include cloudtop pressure, cloudtop temperature and cloud effective emissivity.云顶性质包...
Musicians blast their brassy jazz from street corners.玩音乐的人在街角大声弹奏起尖锐刺耳的爵士乐。the brassy blonde behind the bar酒吧柜台里衣着艳俗的金发女郎The brassy boys put their tongues out at us.那些厚脸皮的男孩儿朝着我们伸舌头。...
Objectives: to study fermentation conditions of chymosin from mutant strain Mucor pusillus.目的: 研究微小毛霉产凝乳酶的固体发酵条件.Chymosin used traditionally in cheese making is an aspartic protease extracted form abomasum of suckling ca...