occur frequently

Injuries in maxillofacial region in particular occur frequently with high proportion of all body regions, and often lead to chewing, language dysfunction, and facial deformities etc. The patients and their family members may encounter severe psychological problems.

特别是颌面部损伤，在全身损伤中所占比例较高，且导致咀嚼、语言功能障碍，遗留颌面部畸形等，会给患者及其家庭成员心理造成巨大的影响[2]。

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With the forest tourism develops rapidly, accidents occur frequently.

森林旅游迅速发展的同时，安全事故频频发生。

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In vehicle's normal running process, acceleration of starting occur frequently.

在车辆正常行驶状态下，启动加速是一个经常发生的过程。

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The results demonstrate DNA methylation events occur frequently in navel oranges; methylation patterns vary among the cultivars, and the external cytosine methylation of the CCGG sequence ( 15.0%) is more than internal one ( 4.7%).

结果显示DNA甲基化在脐橙中发生频繁，且品种之间的甲基化模式存在较大差异，脐橙CCGG序列中胞嘧啶甲基化外部（15.0%）多于内部（4.7%）。

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In recent ten years, accidents induced by fire and explosion occur frequently.

近十年来，国内外火灾和爆炸事件时有发生。

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In the large-scale epidemic diseases occur frequently day, people of various countries public healthy safety have accepted the enormous threat.

在大规模流行性疾病频频发生的今天，各国人民的公共健康安全受到了巨大的威胁。

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Status epilepticus ( SE) refers to a condition that seizures occur frequently in a short time, and the patient keeps unconscious during the intermissions.

癫痫持续状态（status epilepticus，SE）指痫性发作在短期内频繁发生，以致发作间歇期内意识持续障碍者。

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In recent years, the fire accidents on the bridges occur frequently. The physical and chemical effects of the fire make the mechanical property of the steel and the concrete change and the members damnify to some extent.

近年来，桥梁遭受火灾事故频繁，火的物理和化学作用使钢筋混凝土材料的力学性能发生改变，结构构件受到不同程度的损伤。

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In recent years, with the rapid development of modern society, all kinds of public emergency events occur frequently.

近年来，随着现代社会的高速发展。自然灾害、事故灾难、公共卫生和社会安全等领域的突发公共事件频繁发生。

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Such integration should occur frequently throughout the day.

这样的集成在一天当中应该频繁地进行。

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However there remains a serious problem on school safety, Accidents occur frequently on campus.

然而，近年来，我国校园安全问题依然严重存在，校园安全事故频频发生。

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Social problems and social conflicts occur frequently because China remains in the social transition.

中国正处于社会转型期，社会问题和社会矛盾频繁发生。

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Sudden public incidents occur frequently to China in the profound transition.

处于深刻转型期的中国突发公共事件频繁发生。

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Conflict is one of social interactions that occur frequently between children.

冲突行为是儿童与同伴之间频繁发生的一种社会互动形式。

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If such events occur frequently, the trace may significantly impede performance.

如果此类事件频繁发生，则跟踪可能会显著地降低性能。

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Background Both clinical and experimental observations suggest that a number of autoimmune diseases occur more frequently in females than in males, such as a female-to-male incidence ratio of rheumatoid arthritis, systemic lupus erythematosus and autoimmune thyroiditis was 1:3, 1:9, 1:19 respectively.

研究背景临床和实验研究发现，某些自身免疫性疾病如类风湿性关节炎、系统性红斑狼疮和甲状腺炎男女发病比例分别为1：3、1：9、1：19，呈现明显的性别差异；

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Natural disasters occur frequently in China for its vast in territory, having complex natural environment and geological structure, and variable climate.

中国幅员辽阔，自然环境和地质结构都比较复杂，气候多变，是自然灾害较严重的国家。

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At the same time, the fire accidents occur frequently.

与此同时火灾事故也频频发生。

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Corpus-based study shows that chunks are universal and occur frequently in language.

基于语料库的研究表明，语言中普遍存在着重现率很高的语块。

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At the same time, hierarchy intersection is applied for unified classification, and for tracing the intersection curve to overcome degenerate cases that occur frequently in practice.

同时采用层次求交和交线跟踪的方法，保证曲面片分割和区域分类的一致性，从而克服了实践中常见的退化情况。

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In the 21st century, natural and man-made calamities occur frequently worldwide, posing great challenges to human kind and mass media. The global villagers also realize the necessity and urgency of disaster prevention.

21世纪以来，全球范围内的灾难频繁发生，天灾人祸依然是摆在人类和媒体面前的一个重大课题，风险社会的村民也意识到了防患于未然的必要性和紧迫性。

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In recent years, campus PE Injury Accidents occur frequently.

近年来，我院体育伤害事故不断发生。

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In this case, intellectual property infringements may occur frequently.

在这样的情况下，就很可能出现知识产权侵权情况。

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Cases of uveitis that are associated with diseases may occur frequently over a long period of time.

葡萄膜炎的案件有关联的疾病，可能会出现经常超过一段很长的时间。

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With integral form , predictable meaning, and pragmatic function, lexical chunks occur frequently in daily communication.

词块这一语言现象出现频率高,具有整体性 、 固定性 、 可预测性等特点.

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Road traffic accidents occur frequently, which caused serious personal injury and economic losses.

道路交通事故频繁发生，给人们造成了严重的人身伤害和经济损失。

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Although such incidents don't occur frequently, the arson attack came against the backdrop of a recurring theme in the story of China's rapid urbanization.

尽管这类案件并非常见，但此纵火案却与中国迅猛的城市化发展大背景背道而驰。

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Claims occur frequently in international trade.

国际贸易中经常发生索赔现象。

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Since the 1990s, the infringement cases occur frequently.

因而自上世纪90年代以来，商号权侵权案件即时有发生。

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The hepatic diseases occur frequently in clinical practice. Many drugs used for hepatitis, liver fibrosis, cirrhosis and hepatoma clinically no organ selectivity, which lead to low drug concentration in liver.

肝脏疾病是临床上的常见病和多发病，用于治疗肝炎、肝纤维化、肝硬化和肝癌等肝脏疾病的药物虽有一定疗效，但无组织和器官选择性，肝药浓度不高，全身副作用大。

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