S&P is under fire from politicians for downgrading the United States from AAA to AA+.
标准普尔由于把美国主权信用评级从AAA调低为AA +而备受政界人士批评。
S&P executives said five countries, including Canada, Sweden and Australia, managed to regain a AAA rating after falling to AA+, as the United States did last week.
标普公司的高级人员说，有五个国家的信用评级，曾经一度像美国上个星期一样由3A降到了2A上(+)，但是又能回升到3A。 这些国家包括加拿大、瑞典和澳大利亚。
Purchase order (s) issued by AA Corporation will be based on Seller's valid general catalogue and local (or global) price list and quotation or other mutual written agreement.
AA公司根据卖方有效的总目录以及地方(或全球)价格列表与报价单，或者其他双方书面协议签发订购单。
This time, Belgium was in the focus as S&P revised down the sovereign's long-term rating by one notch to AA, outlook negative.
这一次，比利时成为市场的焦点，标准普尔将其主权长期信贷评级下调了一个级别，至AA，展望负面。
Methods:Set up AA rat models by Freund′s Complete Adjuvant and treat the AA rats by pouring Yujin tincture into their stomachs, finally observe the therapeutic effect.
方法：以完全弗氏佐剂诱导大鼠AA模型，灌胃服用玉津酒，观察AA大鼠病症改善情况及对免疫功能的影响。
Objective To study the relationship of genetic polymorphisms of cytochrome P4502E1(CYP2E1) and glutathione S-transferase M1(GSTM1) with genetic susceptibility of aplastic anemia(AA).
目的探讨CYP2E1和GSTM1基因多态性与再生障碍性贫血（简称再障）遗传易感性的关系。
Objective To study the relationship of genetic polymorphisms of cytochrome P4502E1(CYP2E1) and glutathione S-transferase M1(GSTM1) with genetic susceptibility of aplastic anemia(AA).
目的探讨CYP2E1和GSTM1基因多态性与再生障碍性贫血（简称再障）遗传易感性的关系。
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