一些配有黄色闪光灯的大雾警示标志立了起来。Some fog warning signs had been put up with flashing yellow lights.该乐队演出时闪光灯曾20分钟频闪不息。The band left their strobes on for 20 minutes.他是最先使用高速闪光灯拍摄鸟类的人之一。He was one of the first people to use high spee...
Chymosin used traditionally in cheese making is an aspartic protease extracted form abomasum of suckling calves.传统干酪加工中使用的凝乳酶是从犊牛皱胃中提取出的一种天冬氨酸蛋白酶.The total N, NAN and microbial N passing the abomasum had increasing trend...