标本

Methods:43 patients including 10 with mitral stenosis associated aortic regurgitation, 12 with mixed mitral valve lesions and 21 with mixed mitral valve lesions and combined with aortic regurgitation were studied.MVA determinded by (1) two -dimensional echocardiography with a cross-sectional area in the short-axis view (2DE),(2) pressure half-time using formula of 220/PHT,(3) color Doppler flow imaging with a jet cross-sectional area in the short-axis view with planimetry,(4) CDFI with a color jet width at the mitral valve orifice in the apical four-chamber view and long-axis view, assuming an elliptic mitral orifice, compared with the orifice area of excised mitral valve during mitral valve replacement.

材料与方法∶分别用二维超声(2DE)、压差减半时间、彩色多普勒二尖瓣口血流截面积和椭圆形面积法测定43例风湿性心脏病二尖瓣狭窄拟行人工瓣置换术患者的MVA，其中合并主动脉瓣反流 10例，合并二尖瓣反流 12例， 21例，并与手术标本的实测面积相比较。

The specimens were selected from 6 inpatients receiving plastic operation due to hyperplasic scar including 3 male and 3 female cases aged varied from 1 to 35 years.

标本取自因增生瘢痕住院进行整形手术的患者6例，男3例，女3例，年龄1～35岁。

AIM To explore and verify the possibility of ap- plica tion of RT-PCR for diagnosis of hemorrhagic fever with renal syndrome, and to study the variations of hantaviruses.

目的 探讨RT-PCR用于HFRS临床标本中病毒基因检测的若干影响因素及西安地区近年主要流行汉坦病毒毒株的分子流行病学特点。

Dr. Plummer got the samples at 3:00 in the afternoon, and by midnight he was calling me to say we had influenza A.

Plummer那天下午3点收到标本，到午夜他给我打电话告诉我我们的样本感染的是A型流感病毒。

Methods The expressions of MAGE-3 in tumor tissue, para-tumor tissue of (5±1)cm from border of tumor tissue, tissue of resection border and polypus were detected by RT-PCR. Results MAGE-3 expression was positive in 14 of 33 (42.42%) samples of rectal cancer, 6 of 33 (18.18%) of para-tumor tissue, and 5 of 33 (15.15%) of resection border tissue respectively.

采用RT-PCR法，对33例直肠癌患者的癌组织及其相应距肿瘤边缘(5±1)cm的癌旁组织和手术切缘以及3例直肠息肉标本的MAGE-3的表达情况进行检测，并对RT-PCR扩增产物中的目的基因片段进行DNA测序验证。

This Virginian specimen is the jumping spider, and it packs a ton of stalking, pouncing, killing firepower in its tiny body.

这只弗吉尼亚标本就是跳蛛，而它微小的身体内藏有无尽的围捕、突袭和猎杀的能力。

Methods: 20 extracted human constant premolar were made into 20 dentine-samples and 20 cementum-samples.

将 2 0个健康离体人牙分别制成 2 0个牙本质和牙骨质标本。

The sample of tuberculosis for DNA measure must pretreat with best process.

检测TBDNA标本的预处理有必要规范化。

China deliciosus deliciosus Museum for display of Chinese history and the development of the industry, promote Chinese culture has a long deliciosus of great practical significance 1, deliciosus ----- deliciosus Science Museum Science Museum is a museum Core deliciosus, where the soul from the scientific point of view, to the universal audience deliciosus knowledge, deliciosus is rich in value, is a gift of nature The treasure of humanity, from a scientific point of view, the adoption of specimens, models, three-dimensional landscape, pictures, videos, interactive multi-media technology to display the way to create a lively, and the pro-intellectual context, so that viewers feel lovely natural life, Alas .

中国菇菌博物馆对于展示中国菇菌行业的发展历史、弘扬中国悠久的菇菌文化具有重要的现实意义 1、菇菌科学馆-----菇菌科学馆是整个菇菌博物馆的核心、灵魂所在，从科普的角度，向观众普及菇菌的知识，菇菌有着丰富的利用价值，是大自然赐予人类的瑰宝，从科学的角度出发，通过标本、模型、立体造景、图片、影片、多媒体技术等互动展示手法，营造了一个生动、亲和的知性情境，让观众感受自然生命可爱、可叹之处。

Methods A middleaged male frozen specimen sectional images of the head and neck were acquired using cryosectiome method. With the software of Matlab, the character of the excalibrator was acquired automatically, and the data set were autoregistrated based on two point projective transformation algorithm.

方法采用冰冻铣切技术获取成年男性头颈标本的冰冻连续断层图像，在Matlab软件中自动提取定标点图像特征，采用基于2点的刚体变换算法实现图像的自动配准。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐