The grade and quality of standard material is important in the course of certifying standard solution.标准溶液定值过程中,标准物质的等级和质量是确保标准溶液化学计量准确的关键.Interestingly, it is not clear which solution the prime minister favors.耐人寻味的是,现在...
He carved the joint of beef.他切开了那一大块烤牛肉。They used to buy ten kilos of beef in one lump.他们过去常买10公斤重的整块牛肉。Tapeworms: Taenias - fish tapeworm, beef tapeworm, and pork tapeworm.绦虫: 软体 - 鱼绦虫, 牛绦虫及猪绦虫.roast beef and horseradis...