attributable

1.Their biological activity is generally attributable to inhibition of NADH: ubiquinone oxidoreductase activity and thereby mitochondrial respiration.

这一类化合物所具有很好的虫活性，是由原型烟酰胺腺嘌呤二核甘酸(NADH)的抑制作用而阻断了线粒体的呼吸。

2.Unattributable items shall be allocated to Licensed Service segments using the Attributable Cost Method.

三无法直接或间接归属者，按已分摊成本法归属至各种电信业务。

3.Testing also was conducted to evaluate whether the persistent seronegativity was attributable to infection with an atypical virus or to lack of immune competence.

测试也进行了评估是否持续抗体所致感染非典型病毒或缺乏免疫能力。