基本解释单级反应器英汉例句双语例句By the harnonic suppression results, we can see that the total harnonic components of the two-stage reactor is obviously lower than single stage one.通过谐波抑制效果，可见双级饱和可控电抗器的总谐波含量明显低于单级饱和可控电抗器。single-stage reactor更多例句专业释义经济学单级反应器单级回响器