而在另一些国家，这可能不必要，因为通过每年类似的疫苗制备过程，已经作过许多临床试验，因此假定这种新的大流行性流感疫苗将以同样的方式起作用。
In some countries this may not be required as many clinical trials were done with similar annual vaccine preparation, and the assumption is that the new pandemic vaccine will behave similarly.
根据试验结果，给出少筋混凝土破坏过程为二阶段的假定，建议了相应的计算方法。
Based on tbe test results, a hypothesis indicating the process of failure of rare-reinforced concrete in two-stages bas been given, and the method of its calculation is also proposed.
基于各向同性弹塑性损伤假定和应变等效假设，采用重复拉伸的试验方法，得到了焊缝金属的损伤演化规律。
Based on the adoption of elastoplastic damage theory and effective strain assumption, weld metal coupons were tested under repeated pull and their damage evolution law was determined.
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