...键词： DPV 弱毒苗；免疫鸭；IgA；IgG；IgM [gap=2659]Key words: Attenuated duck plague virus strain; Immunized ducklings; IgA; IgG; IgM ...
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immunized ducklings
免疫的小鸭
以上为机器翻译结果，长、整句建议使用 人工翻译 。
The serum of the immunized ducklings were collected and the antibody titer were measured by neutralizing test.
同时对免疫的雏鸭采血，中和试验测定血清的效价。
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