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Hyperion is about 250 kilometers across, rotates chaotically, and has a density so low that it might house a vast system of caverns inside.
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土卫七的大小约为250公里，自转周期混乱，而且密度很，所以内部可能拥有一个广泛的洞穴系统。 |
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Hyperkeratosis of the nipple and areola is a rare entity with unique clinical manifestations.
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摘要乳头及乳晕过角化症为一罕见且拥有独特临床表现之疾病。 |
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Hypermedia - a classification of software programs which consist of networks of related text, graphics, audio files, and/or video clips through which users navigate using icons or search strategies.
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超媒体，意指一类包含有文字、图形、音频和视频剪辑等文件的软件程序，用户可以通过点击按钮和搜索方式使用上述功能。 |
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Hyperplasia Enlargement of a tissue due to an increase in the number of its cells. In plants this usually occurs in response to a disease-causing organism.
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增生：指由于细胞数量的增加而导致组织的增厚，通常发生于病变植株。 |
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Hyperpolarizability of chiral molecule was derived from the classical model of the coupled two-vibrator.In a given condition,the expression of cubic hyperpolarizability was calculated from an isotropic chiral medium,It is also derived the macroscopic thir
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本文从手性分子的耦合双振子经典模型出发，推导出手性分子的超极化率.在特定情况下，给出了三阶非线性极化率的表达式.基于该模型讨论了手性介质分子各向同性分布的宏观非线性极化率. |
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Hypersonic propulsion test facility is important for the scramjet ground tests.
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摘要高超声速推进风洞是进行超燃冲压发动机模型地面模拟的重要试验设备。 |
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Hypertension is more likely to be accompanied by low renin levels in blacks and the elderly.
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在黑人和老年高血压患者中，更可能伴有低肾素水平。 |
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Hypertension is the most familiar cardiovascular disease in our country, and the rat hypertension model play an important role in these studies.
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摘要高血压是我国最常见的心血管疾病，而实验性高血压大鼠模型在高血压研究中扮演着重要的角色。 |
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Hypertension leads to more hypertension.
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高血压引起更多的高血压病。 |
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Hypertension, or high blood pressure, is a serious disease that can result in heart attacks, strokes or kidney failure.
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“高血压，是可能引起心力衰竭、中风、肾衰竭的一种严重疾病。 |
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Hypertext - associational (non-linear) access to text-based information in a computer.
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超文本，意指按人脑的联想思维方式非线性地组织管理信息的一种先进计算机技术。 |
