Differential equations with a small parameter e multiplying the highest order derivative terms are said to be singularly perturbed and normally boundary layers occur in their solutions.

The changes were bigger than what one might normally expect to occur over decades.

这些变化比通常人们期望的要大，通常的变化预期都超过了10年。

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However, the classic financial management theory fails to account for such financing and investment co-operations across the enterprises because of its conventional wisdom or assumption that financing and investment activities normally occur within the boundaries of an entity.

经典财务理论因假设投融资活动发生在单一产权主体边界内而无法解释这种跨企业边界的投融资合作。

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If you wanted to be ultra cunning, you could have the output placed in a random place on the Internet, embedded in a page with a magic search keyword that wouldn't normally occur elsewhere.

如果想要其他方式，还可以将输出存放在因特网上随机的地方，嵌入到一个带有奇怪的搜索关键字的页面中，而且此关键字正常情况下不会在别处被使用。

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Assuming that Apple's agreement with China Mobile includes these upcoming products, the pricing adjustments that normally occur with new iPhones could make the iPhone 5C significantly more affordable and attractive to the Chinese market.

假设苹果和中国移动签订的协议包括上述即将推出的新品，那么新款iPhone推出时通常会出现的价格调整将使iPhone5C对中国市场而言更为便宜且更具吸引力。

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Industrial gas system is a very important auxiliary system in hydropower plant. During operation of ventilation system, high temperature alarm, high pressure alarm and oil injection, low air discharge pressure, high oil consumption normally occur.

工业用气系统是水电厂一个重要的辅助系统，在风系统运行过程中，常出现的故障是高温报警、压力高报警和喷油、排气压力低、油耗大等。

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So it is obvious that the earthquakes do not always occur in the high cumulative percentage area but normally occur in the areas in which the distribution of the cumulative percentage is distinct.

由此可见，地震不一定发生在形变累积率高的地区，而通常发生在多年形变累积率空间分布差异性显著的地区。

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Outbreaks among pigs normally occur in colder weather months ( late fall and winter) and sometimes with the introduction of new pigs into susceptible herds.

流感通常在天气寒冷的月份爆发（深秋冬季），并且会从猪传播到易感染的牲畜当中。

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Based on the author's experience and understanding, this paper first analyses the errors that normally occur in library cataloguing and their causes and then proposes a number of countermeasures.

文章结合作者工作经验与体会，分析了图书分类工作存在的常见错误及产生的原因，并提出了相应的改进措施。

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Evaporates normally occur in large-scale petroliferous basins in the world, so there exist closely relations between evaporates and petroliferous basins.

世界上许多大型含油气盆地都有蒸发岩分布，蒸发岩与沉积盆地的含油气性有着非常密切的关系。

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Reduction in image quality will normally occur around the distance of3 meters and less with high-speed lenses.

使用高速镜头时，影象质量下降通常会发生在被拍摄主体位于三米以内。

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Vortex-induced vibrations normally occur in the slender structure which has smaller damping.

涡激振动较易在阻尼较小的细长结构上发生。

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Due to the globalization and virtual feature of network space, Internet privacy violations often occur.

由于网络空间的全球性和虚拟性，网络隐私权的侵权行为时有发生。

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Such impromptu situations often occur when we are with master.

像这样临时起意的情况，在师父身边经常会发生。

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Wall crack problem caused by temperature change and out of shape foundation often occur in mixed structure building.

砖混结构房屋常见的问题就是墙体裂缝问题，即由于温度收缩引起的墙体裂缝以及由地基变形引起的墙体裂缝。

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So the errors often occur in calculation, test and subjective assessment of acoustics.

因此在计算、测试与音质的主观质量之间往往存在误差。

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Gout attacks often occur without warning in the middle of the night.

痛风通常在半夜毫无征兆地发作。

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Misunderstandings often occur in cross cultural communication.

跨文化交际过程中常常出现误解。

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By the limitations of the existing road traffic, motor vehicle accidents often occur.

受现有道路交通的限制，车辆事故时常发生。

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However, the postoperative complications often occur.

然而，肺癌术后并发症经常发生。

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At the beginning of my internship, when these problems often occur.

在刚开始我的实习工作的时候，时常会出现这些问题。

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