两管的

We can see that the equivalent of two transistors GTO current amplification coefficient ratio α2/α1 than regular thyristor large.

而GTO在设计时使α1+α2≈1.05，给门极控制关断提供了有利条件。可以看出，GTO的两个等效晶体管电流放大系数之比α2/α1比普通晶闸管的大。

The typical failures are hulking and fracture, and both of them are problems of instability.

成形过程中常见的缺陷是起皱和破裂，这两种缺陷的产生都和管的失稳有关。

Two types of Hamamatsu R5900 series photomultiplier tubes have been evaluated for reading out arrays of small scintillator elements.

测量了两种新型低串扰的可以作为阵列闪烁晶体读出器件的H5900系列多阳极光电倍增管的特性。

After the weekend, the mornings of that senior banker and many other executives at the two remaining large Wall Street broker dealers will become a lot easier.

经过上个周末，这位资深银行家和华尔街剩下两大经纪自营商的许多其他高管的早晨将会轻松很多。

A brass instrument consisting of along cylindrical tube bent upon itself twice,ending in abell-shaped mouth,and having amovable U-shaped slide for producing different pitches.

一种铜管乐器，由弯曲两次的长圆筒形金属管构成，尾部有喇叭形口，有一个可滑动的U形拉管，可发出差别音高的音。

In calculational methods, the aforementioned mass flow rate measurement model is adopted to measure the two-phase flow, which is based on differential pressure.

在计算方法上，采用本文提出的基于文丘里管的质量流量模型对部分分离后的油水两相流进行了测量。

Two comparatively parallel copper foil strips surround helically outside the glass discharge tube, acting as preionization electrodes.

在玻璃放电管的外表面螺旋地粘上两条相对平行的金属箔，作为预电离电极。

The present invention belongs to the material technology field, in particular relates to a preparation method of carbon nano tube decorated by amphiphilic block copolymer.

本发明属于材料技术领域，具体涉及一种两亲性嵌段共聚物修饰的碳纳米管的制备方法。

The development of mouse kidney tubules requires two kinds of differentiated cells.

小鼠肾小管的发育需要有两种分化的细胞。

The effect of slenderness ratio, diffuser, pressure ratio and cold mass fraction on separation performance was analyzed and the result tallied with the simulation, which proved that this paper can provide theoretical and experimental basis for industry.

分析了基本结构参数长径比、阻涡器与操作参数压比、冷流率对分离性能的影响，实验数据与数值模拟分析结果吻合较好，为两相涡流管的工业应用提供了理论与实验依据。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。