When the radius or half of larger side is ten times larger than the free-space wavelength, attenuation rate is very low and hardly related to the shape of cross sections, and only related slightly to the area of cross section of tunnel.

The length and mass of equivalent roving for the carbon-fiber fabrics were tested and the area of cross section of equivalent roving can be calculated by the density of the carbon-fiber.

测出碳纤维布质量和等效无捻纱的长度，由碳纤维密度得到等效无捻纱的横截面积。

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By means of geologic profile forward modeling technique, we validated the rationality of the structure mode, represented the process of structure evolution happened in the anterior area of middle section of Longmen Mountain.

以正演平衡地质剖面技术为手段，验证构造模型的合理与否，同时再现龙门山中段山前的构造演化过程；

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The surface topographic analysis results show that the specific surface area of kidney section carbon fiber is bigger than that of circular section carbon fiber, but its surface grooves is more shallow.

表面形貌分析表明，腰形截面炭纤维比表面积大于圆形截面炭纤维，但其表面沟槽较圆形截面炭纤维浅。

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Second night orderly officer [ Correctional Services Department] Numerical Simulation of the Effects of Microbubble Drag Reduction of Different Curves of Area of Transverse Section of the Stern

夜尾更值夜主管〔惩教署〕尾部横剖面面积曲线变化对气泡减阻效果影响的数值模拟

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So, it has great engineering significance to increase the axial press capacity and ductility of RCSSC in the same area of the section.

因此，如何在保持现有截面的大小的情况下，同时提高异形柱的轴向受压承载力和柱的延性具有重要的工程意义。

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Area of midship section

船体中段剖面面积曲线

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Glaze area of the section rounded by forging shall undergo heat treatment in order to prevent notch formation.

此部分的釉面（由锻件裹住）应当经过热处理，以防止出现切口或划痕。

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Include an Area of Expertise section to showcase your core competencies.

包含一个专业知识的领域部分展示你的核心能力。

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Area of cross section of the main air flow production of shaft kiln for unit cross section

主送风方向横截面积立窑单位截面积产量

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Area of cross section of the main air flow

主送风方向横截面积

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Height of columns, concrete grade and area of section are some factors considered when analyzing buckling load. ( 4) According to the completed results of this paper, the suggestion for the design theories and seismic design of the structures with specially shaped columns are given.

分析了柱高、混凝土强度等级、柱截面面积对屈曲荷载的影响。（4）根据文章所完成的研究成果，给出了异形柱结构体系设计理论与抗震设计的具体建议。

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Average area of section of ChAT immuno-positive neurons in basal forebrain was smaller in low-dosage PNS group and model group than that in young control group ( P < 0.05), and differences in other groups were not significant ( P> 0.05).

基底前脑胆碱乙酰转移酶免疫阳性细胞平均截面积：三七总皂苷低剂量组和模型组明显小于青年对照组（P<0.05），其他各组间差异不明显（P>0.05）。

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Grey level, number and size ( area of section) of the AChE celis of the locus ceruleus were determined by using Image Analysis System for 5 3-month-old rats and 6 26-month-old rats.

对5只3个月龄和6只26月龄大鼠LC的AChE细胞，用图像分析仪测量细胞灰度（酶活性浅染或深染后的透光度），细胞数目及细胞大小。

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The area of section, length of flow road and the spring characteristics are very important for the Pressure-regulated Device.

断面面积、流道长度、调节部件（弹簧）参数是影响压力调节器的主要因素。

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The Area of Section Choosing and Set-up of the Grounding Protection conductor for the Metallic Cable Tray System

金属电缆桥架接地线的截面选择及设置

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The result showed that the optimal formula was: adding 0.2% areca nut extract, adding 8% sugar, adding 0.05% citric acid, and adding 0.15% sodium alginate and 0.05% acacia gum as compound stabilizers.

结果表明，最佳配方为：槟榔提取物添加量为0.2%，白砂糖添加量为8%，柠檬酸添加量为0.05%，复合稳定剂为0.15%的海藻酸钠与0.05%的阿拉伯胶。

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Objective: To explore the pathogenesis of oral submucous fibrosis ( OSF) by observing the effect of Aqueous areca nut extract ( AANE) on the level of tumor necrosis factor α( TNF α) produced by oral keratinocytes.

目的：观察槟榔提取物对口腔黏膜角朊细胞分泌肿瘤坏死因子α的影响，探讨槟榔诱发口腔黏膜下纤维性变的机制。

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The purpose of this study was to establish the animal model of oral submucous fibrosis ( OSF) in buccal mucosa of SD rats by submucosa injecting and surface painting aqueous areca nut extracts ( AANE).

采用粘膜下注射及表面涂布水溶性槟榔提取液（AANE）相结合方法，诱发SD大鼠颊部口腔粘膜下纤维性变（OSF）。

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The result showed that the areca nut contained 14 kinds of amino acid, 7 kinds of essential amino acids. The content of glutamic acid, valine, leucine, histidine, phenylalanine were higher.

结果表明：槟榔含有14种氨基酸，7种必需氨基酸，其中谷氨酸、缬氨酸、亮氨酸、组氨酸、苯丙氨酸含量较高。

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Method: Stimulated the endothelial cells with aqueous areca nut extract ( AANE) and the cultured medium was aspirated. Then the level of NO produced by endothelial cells was detected by method of ELISA.

方法：用槟榔提取物干预体外培养的内皮细胞，收集培养上清，用ELISA方法检测内皮细胞分泌一氧化氮（NO）的浓度。

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