查询词典 tunneling

The thermionic emission and tunneling current dominate the conduction process at higher Xc. However, if the film has low Xc, which means lager barrier width, the tunneling current can be neglected.

首次运用二维结构渗流模型计算了微晶硅薄膜结构对电导率的影响，从理论上解释了造成微晶硅薄膜输运各向异性的主要因素是薄膜中晶粒的柱状生长。

This article first introduced tunnel tunneling machine research and application and the tunnel tunneling machine type.

本文首先介绍了隧道掘进机的研究与应用及隧道掘进机的种类。

Dust and aspiratory dust were monitored personally on the full-mechanized mining work face, full-mechanized tunneling work face and gun tunneling work face in the coal mine to investigate the harm of aspiratory dust to the workers underground.

针对呼吸性粉尘对矿井工人身体健康的危害，对煤矿综采工作面、综掘工作面、炮掘工作面等进行分工种个体性的全尘和呼尘监测，测定了各工作面粉尘的浓度、粉尘分散度和SiO2浓度。

When Scanning Tunneling Microscopy is applied to electrochemical studies, the effect of Faradaic current on tunneling current can not be neglected.

作为电化学现场研究的STM与大气、真空中的STM系统的主要区别在于电解质溶液和电极电位的引入。

The article mainly discusses tunneling when there is more gas in the coal layer,utilizing the hish layer cracks using the hole in the high layer,in this way of inhaling the next layer gas as tunneling,the problem of the gas consistency above the ordinary level in some workplace because of the gas gushing form the next layer is sloved.

主要阐述了在高瓦斯煤层掘送时，利用高孔裂隙，采用高抽放钻孔、边掘边抽的方法，解决邻近层瓦斯涌出造成工作面局部瓦斯超限的问题。

Analysis is made on the risks of the shield tunneling across the existing railway by means of FEM and the following technical countermeasures are proposed: firstly, preconsolidation is made for the ground where the shield passes so as to improve the ground's stability; secondly, strengthened segments with preserved grouting holes are adopted in the tunnel design; thirdly, proper resources are allocated, the construction parameters are optimized and the construction monitoring and measurement are enhanced; finally, the shield tunneling is executed strictly following the predetermined plan.

采用有限元理论分析在有无旋喷桩情况下盾构穿越铁路的风险因素、提出控制沉降的技术措施：首先对盾构穿越区的地层进行了预先加固来改良地层，使地层有较好的稳定性；其次在盾构隧道设计上采用加强性管片，并增加施工预留注浆孔；在盾构穿越过程中合理配置资源，优化施工参数，加强监测和信息化管理。

Whether or not nuclear subterrene tunneling machines have been used, or are being used, for subterranean tunneling is a question I cannot presently answer.

核子熔岩钻隧道掘进机是否已经被用于，或正在被用于为地下隧道挖掘是个问号，我目前无法回答。

A 1973 Los Alamos study entitled Systems and Cost Analysis for a Nuclear Subterrene Tunneling Machine: A Preliminary Study, concluded that nuclear subterrene tunneling machines would be very cost effective, compared to conventional TBMs.

1973年，在美国洛斯阿拉莫斯，有一份书名为《对于一种核子熔岩钻隧道挖掘机的系统和成本分析：一项初步研究》的研究，得出的结论是，核子熔岩钻隧道挖掘机，相比于传统的隧道掘进机，是非常有成本效益的。

This article, combined with the practical need, disserts the principle, method and process of the railway-tunneling gauge detection, and according to this designs an intellectualized locomotive-carried instrument for detecting the railway-tunneling gauge, which is based on the system of AT89C51 single-chip processor and includes mechanized, electronic and optical technology.

本论文是在与实际需要相结合的情况下，论述了铁路隧道限界检测的原理、方法和过程，并在此基础上提出了一种基于AT89C51单片机系统的，集机、电、光于一体的智能化车载型铁路隧道限界检测仪器。

The organic molecules with it-conjugated structure are ideal structural units for molecular wires. The asymmetric electronic structure of the molecular junctions is the basic reason for molecular rectification. Rotaxanes and catenanes are ideal structural units for molecular switches. The operation principle of molecular field effect transistors is quantum tunneling, the metal/insulator/mental tunneling is mainly.

具有π-共轭结构的有机分子体系是构造分子导线的理想单元；分子结的电子结构不对称性是分子具有整流特性的根本原因；轮烷和索烃是构造分子开关的理想单元之一；分子场效应晶体管的工作原理是量子隧穿，主要是金属－绝缘体－金属间的隧穿效应。

Since historical times,England ,where the early inhabitants were Celts, has been conquered three times .

从有历史以来，英国，在此地早期居住的是凯尔特人，已经被征服了三次。

Bluetooth OBEX File Transfer Enables the sending and receiving of files on your phone via Bluetooth.

蓝牙OBEX文件移动允许经过蓝牙传送和接受文件。。。。