not to be repeated

In this paper, repeated quenching and tempering processing was used to not only refine the grain size and but also keep the microstructure as tempered sorbite. Good wear resistance is also desired to be obtained by the processing.

本文设计旨在既保留回火索氏体组织又能细化晶粒的多次调质热处理工艺，以期使其耐磨性得到提高。

Of course, Clinton's mistakes were fateful and ought not to be repeated.

当然, 克林顿的错误是巨大的,是不能再发生的.

Furthermore, DIAB has either not responded to or refused Winfair's repeated requests to assist in the repair of the deck and certify the deck to be usable.

此外，戴铂要么不回应，或是干脆拒绝云辉一再要求其协助来共同维修好这个甲板，并出示证明此甲板可投入使用的请求。

The story of Lord Yeh who professed to love dragons should not be repeated, one must not just talk about socialism for years and then suddenly turn pale when socialism comes knocking at the door.

不要重复叶公好龙那个故事，讲了多少年的社会主义，临到社会主义跑来找他，他又害怕起来了。

Thermosetting plastics can be divided into two categories and thermal plasticity, the former can not be used to re-shape, which can be repeated production.

塑料可区分为热固性与热可塑性二类，前者无法重新塑造使用，后者可一再重复生产。

He repeated that he did not intend to be mealy-mouthed with the country's leaders.

他重申道，他和国家领导人谈话时无意拐弯抹角。

The Pap smear does not need to be repeated unless the patient is HIV positive.

巴氏涂片不需要重复,除非该患者的HIV是阳性.