1、

Impedance matching between waveguide and slow-wave structure is significant for performances of travelling wave tube.

在行波管整管性能中,波导与慢波结构的阻抗匹配具有关键作用.

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2、

The internal force modification factor of the hollow two-way slab with one-way laid tube is deduced.

推导出单向布管的空心 双向 板的内力修正系数.

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3、

Theoretical Study of Carbon Nano tube Growth by Glow Discharge

理论分析辉光放电对碳纳米管生长速率的影响

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4、

Girth Welding of Large Reel Structure Pieces of Shell and Tube Plate

大型卷筒结构筒壳与幅板环焊缝的焊接

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5、

Taiwan's first test-tube baby, little Master Chang, is a gifted student.

台湾第一个试管婴儿&张小弟,是个多才多艺的资优生。

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6、

Nowadays, although there are many producing methods of stainless steel inner-clad mild steel bimetallic tube, a simple effective method is to be invented.

现有的生产不锈钢/碳钢双金属复合管有好多方法,但是都具有相对局限性。

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7、

Battery used to maintain the grid potential in a vacuum tube.

能够保持潜藏在真空管内的栅格的电池。

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8、

An Optimized Design of a Deflection Yoke for a 25-inch 700-line Color Picture Tube

25英寸700线彩色显像管偏转线圈的优化设计

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9、

A winding distribution model of a SADDLE-TOROIDAL deflection yoke used in color picture tube

彩色显象管环鞍型偏转线圈绕线分布的数学模型

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10、

TUBE DIAMETER SHALL BE WITHIN 10 % OF NOMINAL DIAMETER WITHIN BEND RADIUS.

管直径须在直径理论值和折弯半径的10%以内.

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11、

Besides, the convection heat transfer coefficient inside water-wall tube was determined.

从而确定管内的对流换热系数.

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12、

Ac-cording to the principle of pressure equalization of "U" shape tube, the stationary control of oil-water inter-face is realized by using the structure of closure;

依据U型管压力平衡原理,采用隔板结构,实现了油水界面平稳控制;

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13、

Maintenance: Both cylinder bore and cylinder head valve guide tube can be repaired by resisting.

大修:缸孔可采用镶缸套形式重修,缸盖气阀导管也可采用镶套形式重修。

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14、

Lifting Construction Technology of 100m High Torch by Means of Mutual Using Tower and Tube

百米火炬塔筒互用吊装施工技术

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15、

Observation on Structural Changes of Self-pollinated Pollen Tube and Localization of S-RNase in Apple

苹果自花授粉的花粉管结构变化及S-RNase定位

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16、

MPN value of the coliform group measured by multi-tube method ─ a study of HbG programme

多管法检测大肠菌群MPN值&HBG程序的探讨

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17、

Then, the application in vacuum terahertz sources has been investigated. An extended interaction oscillator ( EIO) tube has been simulated and analyzed. The results are valuable for the future experimental work.

接着研究了在真空电子太赫兹源方面的应用,对扩展互作用振荡器进行了模拟和分析,为今后的实验工作提供辅助手段。

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18、

The extended interaction device is a major category of millimeter-wave electronic vacuum tube. The study found that the extended interaction oscillator ( EIO) is well suited to work in the millimeter wave band, and now becomes one important type of High power millimeter-wave devices.

扩展互作用器件是一类重要的毫米波电真空器件,经研究发现扩展互作用振荡器(EIO)十分适合工作在毫米波波段,目前已经发展成为一类重要的大功率毫米波器件。

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19、

Based on the operation control indicators of our laboratory, the particle simulation method is used to investigate the whole-tube properties of the coaxial EIO, which the high-frequency system and toroidal electron gun.

根据设计的高频系统和环形注电子枪,结合本实验室所能达到的运行指标,对同轴EIO进行了整管粒子模拟。

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20、

The resonance radiation trapping in alkaline-earth metal atomic lasers were investigated according to Holstein's theory. The threshold temperature, ground-state density and resonant level effective lifetime of the resonance radiation trapping were calculated for Ca, Sr, and Ba atomic vapor lasers with different tube radii.

根据Holstein理论研究了碱土金属原子激光中的共振辐射俘获效应,分别计算了Ca,Sr和Ba蒸气激光在不同半径时产生共振辐射俘获效应的阈值温度、基态粒子数密度和共振能级的有效寿命。

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