无双的

Those proteins are the cell special proteins of neuron, glia, photoreceptor, bipolar cell, amacrine cell, horizontal cell and the ganglion cell of retina respectively.

并且可表达视网膜的终末分化细胞的标志，包括：感光细胞标志Rhodopsin、双极细胞标志PKC、无长突细胞标志Syntaxin、水平细胞和无长突细胞标志Calbindin和视网膜节细胞标志Thy-1。

The 2-D bilinear transformation digital circuit from 1-D analog domain to 2-D discrete domain has been presented, which can ensure the exact realization of 1-D to 2-D bilinear transformation.

将此二维双线性变换数字电路用于2-D跳耦型数字滤波器的电路中，即可获得一种新的，稳定的二维数字滤波器实现。同二维波数字滤波器一样，2-D跳耦型数字滤波器亦以1-D无源LC双端接载梯型滤波器为导出原型。

Thereby, it generalizes portfolio frontier curve from hyperbola to hyperboloid of two sheets. When there exists risk securities, it generalizes frontier from straight line to cone. Meanwhile it gives some corresponding conclusions.

从而把原模型中没有无风险证券时的前沿证券曲线从双曲线推广到双叶双曲面，把有无风险证券时的前沿证券曲线从直线推广到圆锥面，同时还得到了一系列相应结论。

Although high genetic diversity including variation of ploidy level, polyembryony and twin-embryonic phenomenon existed in the genus Coffea, there was less study on how about the apomixes in coffee.

咖啡属植物遗传类型丰富，具有多个倍性水平，偶见种子的多胚豆和双生苗现象，但是对于咖啡属植物中是否存在无融合生殖遗传特性，有关报道甚少，目前尚无无融合生殖材料选育的报道。

In orderto improve the complex subspace iteration method for solving undamped gyroscopiceigenvalue problems, we apply the special properties of undamped gyroscopiceigenvalues to it, so we propose double inverse iteration method and double subspaceiteration method.

为了利用无阻尼陀螺特征值的特殊性质，我们进一步讨论了复子空间迭代法在无阻尼陀螺特征值问题中的应用，并给出了双逆迭代算法和双子空间迭代算法。

Methods 63 cases of penile carcinoma have been treated since 1982.Bilateral inguinal lymph node biopsy was undertaken on penile surgery and ilioinguinal lymphadenectomy has been carried out in selected cases.

报告1982年1月～1997年7月收治的63例阴茎癌的临床资料，在切除阴茎原发病灶同时行无选择性双侧腹股沟淋巴结活检，并对淋巴结活检阳性者行双侧髂腹股沟淋巴清扫术。

RESULTSThe branches of aortic arch are the left and right innominate artery in pate of mini-pig.

结果小型猪主动脉弓部向头颈部分支为左、右无名动脉；双侧颈内动脉均来自右无名动脉，故右无名动脉对脑底供血十分重要；双侧有沿脊柱向尾侧走行的折返动脉；胸主动脉背侧由胸6至胸14平面共发出8条肋间动脉，为胸腰脊髓的主要供血动脉；无腰大动脉。

The experiment, simulating the depletion drive development with constant-volume, studied the influence of gas production of a single layer when double layers commingled production under different initial pressures, the changing rule of pressure, gas production contribution of a single layer, gas recovery efficiency, prorating production and initial pressure difference of high-Low gas reservoir on production.

结合气藏实际，采用气藏天然岩心，建立了高低压双气层无窜流物理模型，实验模拟气藏定容衰竭开采方式，研究了不同初始压力双气层合采时单层产气、压力变化规律，单层产量贡献特征，气层采收率，配产、高低压气层初始压差对生产的影响等方面，取得了一定的认识。

ZEBASE includes samples of singlets, doublets, achromats, triplets, eyepieces, magnifiers, afocal systems, beam expanders, air spaced triplets, inverse telephotos, retrofocus, wide angles, telephotos, Petzval lenses, microscope objectives, double Gauss lenses, endoscopes, periscopes, riflescopes, mirror telescopes, scanning lenses, projection lenses, zoom lenses, and more.

ZEBASE包含简单的单透镜、双透镜、复消色差透镜、库克透镜、目镜、放大镜、和无焦系统、光束放大器、AIR SPACED的库克透镜、远心系统、广角镜头、Petzval透镜、显微镜物镜、双高斯镜头、内窥镜、展望镜头、机枪瞄准镜、发射式望远镜、扫描镜头、投影镜头、变焦镜头等等。

Intelligent control technology of large-scale equipments in comprehensive mechanized coal mining face (including the electric explosion-proof technique, control circuit design of essence safety type and double-engine double-speed dragging heavy load control technique of scraper conveyer); no exceeding limit gas safety and high efficiency emission technique (including air flow control strategy, control method, and etc.); failure protection technique for safe power supply of mine power grid (including two-grade selective electric leakage protection and phase sensitive protection technique, etc.).

关键技术分别为多局部通风机故障诊断和冗余控制技术（包括掘进工作面供电系统多源信息融合、故障测寻、故障诊断、多局部通风机三重冗余控制方法和控制策略等）；综采工作面大型设备的智能控制技术（包括电气防爆技术、本质安全型控制电路设计、刮板输送机双机双速拖动重载控制技术等）；瓦斯无超限安全高效排放技术（包括风量控制策略、控制方法等）；矿井电网安全供电的故障保护技术（包括两级选择性漏电保护和相敏保护技术等）。

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失