微软公司是软件生产世界里的垄断者.M $ is a monopoly company in software production world.从这种意义上说,垄断竞争厂商是自己产品的垄断者.There is freedom of entry of new firms into the industry.画出垄断者的需求曲线 、 边际收益曲线和边际成本曲线.Draw the demand, marginal - revenue, and...
RGD is composed of three amino acids, arginine ( Arg ), glycine ( Gly ) and aspartic acid ( Asp ).RGD是 由精氨酸 ( Arg ) 、 甘氨酸 ( Gly ) 、天冬氨酸 ( Asp ) 三个氨基酸组成的序列肽, 是近几年来发现的具有生物活性的短肽序列之一.See how the ASP file will be returned fro...
Please tick this box if you do not wish to receive such mailings...如果你不想收到此类邮件，请在这个方框里打钩。The seniors organizations sent out mailings to their constituencies.老年人组织向各自的会员寄送了邮件。The owners of the store have stepped up custom...
'Steve, what do you want?' — 'Coke, Pepsi, it doesn't matter.'“史蒂夫，你要喝点什么？”——“可口可乐，百事，随便啦。”Young Iranians may grumble, wear jeans, drink Pepsi and watch football.年轻的伊朗人可能会抱怨, 会穿着牛仔裤, 喝着可乐看着足球.Pep...