Most of the universal vaccines under development do not even try to provide protection against influenza type B. They focus on type A, which tends to cause more severe disease and pandemics.
大多数正在研制的通用流感疫苗，甚至没有提供B型流感病毒的预防。 科学家们把重点集中在了A型流感上，因为它往往会造成更严重的疾病和流行病。
The alias at work in Listing 11 is TypeAlias, which effectively tells db4o to swap out an "a" type in memory (the runtime name) for a "b" type on disk (the stored name).
清单11中出现的别名是TypeAlias，它有效地告诉db 4 o用内存中的“a”类型(运行时名称)替换磁盘上的“b”类型(存储的名称)。
In type a, rotary subluxation occurs during progression of the curvature. In type b, it seems to be the initial event.
型患者旋转性半脱位出现在曲率增加过程中，而B型似乎初期即发生旋转性半脱位。
The fact that a CB can choose between a type a or type b management system means that such a choice will have an impact on the assessment approach that the AB will need to take.
事实上，认证机构可以选择a或b两者之一的方式建立管理体系，这种选择将会影响到认可机构对认证机构需要采取的评审方法。
The samples can be classified into type A and type B according to their biomarker characteristics. The distribution of different types of samples presents a clear zonation.
原油根据生物标志化合物特征划分为A类和B类，不同类型原油的分布具有明显的分带性。
Shorter chain starch is favorable to form A-type crystallite; while longer chains starch is favorable to form B-type crystallite.
短链淀粉有利于形成A型结构，而长链淀粉倾向于形成B型结构。
Protective net Coordinating with kinds of fans, the net has A, B, C, D and M Type to meet multiple installation. In addition, the net has plastic type.
与风机配套各种防护网，分别为A型、B型、C型、D型、M型，可以适应多种安装形式，另外有塑料网格。
Conclusion The negative emotion e. g. athymia and anxiety is more common in CAD patients, and A-type behavior CAD patient is easier to get emotional disturbance than B-type patient.
结论冠心病患者中，抑郁、焦虑等负性情绪更多见，其中A型行为患者较B型行为更易产生情绪障碍。
Conclusion The negative emotion e. g. athymia and anxiety is more common in CAD patients, and A-type behavior CAD patient is easier to get emotional disturbance than B-type patient.
结论冠心病患者中，抑郁、焦虑等负性情绪更多见，其中A型行为患者较B型行为更易产生情绪障碍。
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