When other modalities become inefficacious , Argon-helium knife still can get very good results.

其它方法都无效的情况下，氩氦刀依然取得非常好的效果。

On the condition that medical treatment is inefficacious, an open heart surgery should be performed.

在内科治疗无效的情况下，则需要进行手术干预。

It eventually causes that takeover behavior of pursuing maximizing shareholders, wealth is twisted and inefficacious takeover frequently take place.

结果导致追求股东收益最大化的并购行为被扭曲，低效率的并购频繁发生。

And since those instruments being barely inefficacious perceptions in the mind are not subservient to the production of natural effects it is demanded why they are made;

那些工具既然只是人心中一些没力量的知觉，而且也不足以产生出自然的结果来，那么我们就该问，它们为什么要造出来呢？

The to contract provision modification that without the contract the autograph just agrees with to be undertaken by tripartite about is inefficacious to contract both sides.

未经合同签约方同意由第三方进行的对合同条款的修改对合同双方并无效力。