隙的

The second collector layer is made of a doped or undoped semiconductor having a narrower band gap than the first collector layer in such a way as to contact the base region.

第二集电极层是由掺杂或未掺杂的半导体制成的，具有比第一集电极层窄的带隙，与基极区域接触。

In this paper, PID controller problems are tackled in the research of permanent and electromagnet hybrid-levitation system.

这些混合悬浮系统在节省能量增大气隙方面表现出很大的优势，但其控制的难度和复杂性却相应的增加了。

The usually used electron-transporting materials have disadvantages.They can be easily formed crystal,have lower electron affinity,a narrow gap and difficult to limit the complex exciton to the luminescence layer,all of these disadvantages limit,their application.

有机电致发光材料中常用的电子传输材料容易结晶和低的电子亲和性限制了它的应用；并且能隙较窄，难以将复合激子限制在发光层。

Based on the levitation principle of bearingless motor, the torque winding air gap field oriented vector control is utilized to realize the decoupling control of the nonlinear system even in the transient case.

在研究无轴承异步电机的磁悬浮机理的基础上，利用转矩绕组气隙磁场定向控制实现两者之间的动态解耦控制。

The proper finite calculation measure is selected to calculate the total structure with ANSYSY software, and the pivotal dimension of the parts is optimized to find the best project. Analyze the effect of the shape of the magnetic pole, size of the gap and so on.

应用ANSYS软件对磁场产生装置的电磁场进行有限元计算与分析，对磁极、磁轭的形状及其关键尺寸进行优化，分析磁极形状、气隙大小等因素对磁场分布的影响，以寻求最佳设计方案。

Use the finite element analysis method to analyze the flux density, cogging force and the force density.

介绍了3种不同结构形式的永磁同步直线电机，基于3个不同的有限元模型，对电机的气隙磁密、齿槽力和力密度进行了分析。

When current is applied to the coil of the electromagnets, their magnetic flux passes through the air gap between the forcer and the platen, causing a strong attraction between the two.

当潮流被应用于卷时电磁体，他们的磁性焊剂穿过空气隙在forcer和台板之间，导致在二之间的一种强的吸引力。

The dissertation puts emphasis on the Iceland crystal and theair-spaced Glan-type polarizing prisms made of the Iceland crystal.

本论文着重以冰洲石晶体为例，研完冰洲石晶体的温度特性及冰洲石晶体制作的空气隙格兰棱镜的温度效应。

A fuzzy controller is designed, of which the input is the force error and the change of force error which are transfered from the error of interelectrode gap by using another BP NN trained by the pair of the gap-force data gathered in the test.

用这些力一问隙数据对训练一个BP神经网络，通过训练好的网络和在线测得的力实现间隙的在线预报，并设计了一个模糊控制器。

Intra-abdominal catheter placement is a reasonable first step in the early management of ACS.

在早期的腹膜腔隙综合征的治疗中腹腔内导管放置是一种合理的首要措施。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。