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A night terror is a relatively common occurrence that a ears mostly in young children, typically between the ages of 3 to 5 years.

夜惊是一种相对常见的现象，以幼儿为最多见，尤其是3－5岁儿童。

"It was a nightly occurrence," she says, noting that he now sleeps through the night.

"这是一场夜间发生，"她说，并指出，他现在睡在夜间。

The results show that the occurrence of postnoon multiple arcs demonstrates a single peak distribution, and the maximum peak is at 1445 UT (1645 MLT) and the position lies to the nightside part of "1500 MLT hot spot"(1300-1700 MLT).

本文利用2001-2003年南极中山站175天全天空摄像机观测，对午后多重极光弧的出现率及其与Kp指数的关系进行了统计分析，结果表明午后多重极光弧出现率呈一单峰分布，最大发生率出现在1445UT(1645MLT)，其位置在1500MLT极光热点(1300-1700MLT)近夜侧的部分。

With the occurrence of H2/Pd-C and ethyl formic ester,the reduction of the nitro group and the formylation of the amino group could be finished in one step.

但是在甲酸乙酯存在下，用H2/Pd-C对Ⅶ的硝基进行还原，得到的Ⅷ中的氨基可当即被甲酰化，使由Ⅶ到Ⅳ的两步反应一步完成。

Anyway our present investigation on the occurrence of of nodulin homologs in rice may provide clue to the nitrogen-fixing potential of rice.

我们对于水稻中存在的结瘤素基因的同源基因研究，将为水稻结瘤固氮潜能的研究提供更多的线索。

NOF being 1 when the event occurrence is not observed but was forecast; 0 otherwise.

当预报发生的事件在观测中未发生，则= 1 ；否则=0 。

It plays an important role in the occurrence and development of nonalcoholic fat liver disease.

胰岛素抵抗与脂肪代谢紊乱非常密切，研究发现它在脂肪肝的发生、发展过程中起了很大的作用。

This may happen, for example, in cases in which it can be demonstrated that the nonconformity was absolutely accidental, and the probability of re-occurrence is very low.

可能发生在，如在那种可以证明不合格明显是意外的情况，再发生的可能性很低的情况。

During follow-up for up to 26 months, patients were monitored for occurrence of fatal or nonfatal CV events.

在后续达26个月的追踪期间，观察这些病患是否发生致命或非致命CV事件。

The primary outcome was the time to first occurrence of death, nonfatal myocardial infarction, or nonfatal stroke.

主要终点事件为首次发生的非致死性心肌梗死、非致死性卒中或者死亡。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐