Area of cross section of the main air flow

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。

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）。

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。

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。

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

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。

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。

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）。

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。

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。

The experiments of antioxidant activity showed that the areca nut seed extract showed strong antioxidant activities by the DPPH and ABTS radical scavenging assay, the activities were becoming stronger with the increasing of concentration.

抗氧化活性试验表明，超声波辅助提取的槟榔籽提取物具有较强的清除DPPH自由基和ABTS自由基能力，且随浓度增加而增强，呈良好的线性关系。

The areca nut extracts with good scavenging activity were screening out through the in vitro study, and the anti-oxidation activity in mice was studied by testing the serum SOD and MDA levels.

通过体外实验筛选出来活性较好的提取物，将其作为受试物，以血清SOD及血清MDA水平为评价指标，进行小白鼠体内抗氧化作用研究。

The effects of high concentration ( 100%) and low concentration ( 25%) of Areca nut decoction on the gastric motility of FD rats were tested. Exercise.

测定高浓度槟榔煎液（100%）和低浓度槟榔煎液（25%）对FD模型大鼠胃运动振幅和频率的影响。

Objective: To observe the effect of Areca nut decoction on gastric smooth muscle contraction of rats with functional dyspepsia ( FD).

目的：观察槟榔对功能性消化不良（FD）模型大鼠胃平滑肌运动的影响。

The Areca nut, by association, is sometimes inaccurately called the "Betel nut".

通过协会的槟榔，有时错误地称为“槟榔”。

Prenatal exposure to arecoline ( areca nut alkaloid) and birth outcomes

出生前暴露于槟榔碱（槟榔果中的生物碱）及其出生转归

Experimental Study on Aqueous Areca Nut Extracts Inducing Oral Submucous Fibrosis in Rats ⅰ. Observation of Histomorphology

槟榔提取液诱发大鼠口腔粘膜下纤维性变的实验研究Ⅰ.组织形态学观察

In conclusion, these three extracts of areca nut have strong antioxidant activity both in vitro and in vivo.

槟榔提取物在小白鼠体内具有良好的抗氧化活性作用。

The protective effects ot salvia miltiorrhizae on vascular endothelial cells damages caused by aqueous areca nut extract

丹参对槟榔提取液所致血管内皮细胞损伤的保护作用

Furthermore, personal traits in regards to areca nut chewing had no significant relevance.

而人格特质与槟榔相关行为在本研究中没有显著的影响。