Objective: To investigate the possibility of screening for fetal congenital heart diseases with Two Dimensional Echocardiogram extensively and its clinical value.

Value of Two& dimensional Echocardiogram and Color Dopple Flow Imaging in the Diagnosis of Ventricular Septal Defect

心脏二维超声和彩色多普勒血流显像对室间隔缺损的诊断价值

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Methods: The various left ventricular function indexes of elderly idiopathic patients with persistent AF ( group ⅰ), paroxysmal AF ( group ⅱ), and after cardioversion ( group ⅲ) were determined by two dimensional and doppler color echocardiogram, compared with normal elders ( control group).

方法：采用彩色多普勒二维超声心动图仪测定老年人持续、阵发性房颤及房颤复律后左心功能的各项指标，并与健康老年人进行对照。

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METHODS: The apical four chamber view of 8 athletes under endurance training and 8 without training were recorded with two dimensional echocardiogram at rest, during exercise, and the end of 1 min, 2 min, 3 min after exercise, and were analyzed later.

方法：采用二维超声心动图分别记录8名耐力训练者和8名无训者安静状态下、运动中、运动后1,2,3min末心尖四腔图，并对图像进行分析处理。

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Methods Forty-one patients ( 52.3 ± 9.8 years) with Q wave myocardial infarction underwent low-dose dobutamine electrocardiography and echocardiography before revascularization, revascularization was performed in all patients. Resting echocardiogram was repeated two month after revascularization.

方法41例近期心肌梗死患者，于血管重建术前行低剂量多巴酚丁胺超声心动图（Low-DoseDobutamineEchocardiography，LDDE）和负荷心电图检查，术后两个月重复静息超声心动图检查。

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Thumb-sucking can cause protrusion of the teeth.

经常吮吸拇指能使牙齿向外突出.

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When your fold you hands, which thumb is on top?

当你插握你的双手时, 哪个拇指在上面?

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The man swore when the hammer hit his thumb.

那个男人咒骂起来,他的拇指让锤子砸了一下.

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Why do you wear that ring on first finger?

你怎么把那戒指戴在食指上?

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In Spain, snapping the thumb and first finger a few times is a form of applause.

在西班牙, 将拇指和食指放在一起打响指是欢呼的一种形式.

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Applicable part: all combined five finger-tips.

可适用部份: 全部并拢的五个指尖.

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Advanced undergraduate or graduate students who wish to develop a solid knowledge of analog circuit design. A basic understanding of analog circuits is assumed.

希望巩固模拟电路知识的在校的高年级本科生、研究生，此课程需要一定的模拟电路设计基础。

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Then after preprocessing the binary image watermark, with different embedding strength the watermark image is embedded by the rule of odd-even adjudging.

对二值水印图像预处理后，根据分类结果自适应的嵌入水印，嵌入采用奇偶判决法则。

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Then after preprocessing the binary image watermark, with different embedding strength the watermark image is embedded by the rule of odd-even adjudgement.

对二值水印图像预处理后，根据分类结果采用不同强度自适应的嵌入水印，嵌入采用奇偶判决法则。

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Parity bit: a check bit added to a series of binary digits to make the total odd or even according to the logic of the system.

奇偶校验：加于一组二进制数字内的一个校验数元。它跟据系统逻辑，使总数为奇数或偶数。

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Some Strong Limit Theorems of Even-odd Markov Chains on Rooted Cayley Trees

有根Cayley树上奇偶马氏链场的若干强极限定理

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Even-odd charged multiplicity distributions and energy dependence of normalized multiplicity moments in different rapidity windows

不同快度窗口中带电多重数的奇、偶分布及归一化矩的能量依赖性

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A Class of Small Deviation Theorems for Even-Odd Markov Chain Fields on Cayley Trees

Cayley树上奇偶马氏链场的一类小偏差定理

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In case of symmetrical geometry of wire antennas or arrays with any voltage excitation, generalized even-odd mode expansion method can be used.

对于具有对称性的线天线或其阵列，不论激励电压如何，均可采用广义奇偶模展开。

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Some measures have been taken in our software package, so that the even-odd elements differential discretion is improved, the sensitivity is calibrated and compensated, the signal-to-noise ratio at very low light level is enhanced, therefore the accuracy of light spectrum measurement is improved.

编制的光谱软件，在对弱谱信号进行处理，奇偶差异信号修正以及光谱灵敏度的补偿后，大大提高了测量精度。

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We find that the equilibrium conductance varies in an oscillatory manner for the adulterant carbon wire and the even-odd behavior also exists with the different substitution site.

研究结果表明，对于混合碳链同样存在平衡电导的奇偶振荡，并且随着取代的位置不同，也会有奇偶振荡现象。

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