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- Abstract Positive selection and differential selective pressure analyses were carried out to study Haemagglutinin (HA) genes of H9N2 influenza viruses from different hosts in this paper. 摘要本文研究了不同寄主来源H9N2禽流感病毒血凝素基因正选择压力，以及比较了这些病毒所受选择压力的差异。
- That shop has a fine selection of cakes. 那家商店有各种精美的糕点供我们选择。
- That store has a good selection of furniture. 那家店有很多家具可供挑选。
- The selection was weighted against me. 那次选拔对我不利55。
- In the Backup type list box, select Differential. 在“备份类型”列表框中,选择“差异”。
- A three-digit selection in a numbers game. 三位数抽彩数字游戏中的3位数选择游戏
- In making the selection we passed this short piece by quite inadvertently. 在挑选时我们完全出自疏忽而漏过了这篇短文。
- In the end she made a selection which he cordially approved. 最后她挑了一个，对此他衷心赞成。
- It took her a long time to make the selection of this dress. 挑选这件连衣裙花了她很长的时间。
- Maximum price differential old new crops6% but protein content similar. 新旧作物差价最高达6％, 但所含蛋白成份一样。
- These quantities are not perfect differential. 这些量不是全微分。
- RUGGEDNESS. Automotive ring gear differential. 强度：自动环形齿轮差动器。
- A linear differential transformer has three coils. 一个直线差动变压器有三个线圈。
- Her selection of a dress took a long time. 她挑选一件衣服花了很长时间。
- That would upset the wage differential. 这样做会打乱工资级别制度。
- Non EEC countries pay a higher differential tariff. 欧洲经济共同体以外的国家须付高於成员国的差别关税.
- A wide selection; granting wide powers; wide variations. 广泛的选择; 给予广泛的权力; 变化很多
- Remove differential case from axle housing. 从轴管上拆卸差速箱。
- We have a very wide selection of watches. 我们有很多手表可供选择。
- Remove pinion gears from differential case. 从差速箱处拆卸主动齿轮。
