查询词典 tunnel

This small rodent can scoop out a long,narrow tunnel in a very short time.

这种小啮齿动物能在很短的时间里挖出一条又长又窄的地道来。

A scheme is put forward to solve this problem through RSVP tunnel and QoS request aggregation in this paper.

在INTERNET上应用RSVP时，新增通信量和时空开销问题是RSVP研究的关键问题之一。

The measurement and control system plays a vital role in the wind tunnel test. The management software is a key to the automatic measurement and control system of the wind runnel test.

测控系统是风洞试验系统的重要组成部分，测控管理软件是实现风洞试验自动化测控的关键。

NET.⑤The paper describes the total design thought, frame, and function module of the simulation software of system of three-dimensional runnel in mine. Main development tools for system of three-dimensional tunnel in mine are VC++.

详细说明了煤矿三维巷道系统软件开发的总体设计思想以及系统的整体框架和各个功能模块，选择了VC++。

This report starts with the analysis of high enthalpy real-gas effect, on the basis of high enthalpy real gas effect's characteristics to analyse similar parameters of wind runnel, impose necessary main simulation parameters of wind tunnel.

本文从高焓真实气体效应的特点分析入手，根据高焓真实气体的特点分析了风洞的相似参数，提出风洞需要模拟的主要参数。

This paper aims at the construction safety and work requirement of underground runnel, and integrates the new technology of modern engineering survey in order to discuss the shield tunnel survey and the underground deformation monitoring.

本文针对地铁隧道安全施工和运营需求，结合现代工程测量新技术，从理论和方法上探讨盾构隧道测量和地铁变形监测，介绍了盾构法地铁隧道贯通误差的分配特点，测距仪竖井高程传递的方法与中误差公式，推导了全站仪三维变形测量中自由设站法和附合导线法的相关误差方程式，提出了解决地铁隧道不均匀沉降的初步设想。

Above all, during the research of the automatic of hydrotechnics designs, the author has successfully developed the CAD software AutoSD for hydraulic runnel design, and realized the function of immediate interpose among program and relief maps and the overall process computer aided function during the hydraulic tunnel design.

总之，本文通过对水工设计自动化的研究，成功开发出水工隧洞辅助设计软件AutoSD，并首次实现在软件运行时与地形图的即时交互和反馈功能，实现了水工隧洞设计全过程的辅助设计功能。

Since the model of the canopy and suspension lines are made of flexible fabric, therere some difficulties in wind runnel testing, Such as model supporting, attitude controlling and measuring, and pitch moment measuring etc., compared with the common rigid models used in wind tunnel testing.

由于翼型伞主要由伞衣、伞带等柔性纺织物组成，其风洞试验技术与采用刚性模型的常规风洞试验相比，在试验模型的支撑、模型姿态角控制及测量、作用在模型上力矩的测量等方面都有一定的技术难度。

In view of poor researches on stress characteristics of soil and lining in the loess highway tunnel, the paper analyses the performances of stress and deformation of soil and lining structure, the process of runnel construction, and water infiltration influences, and makes field observation of stress features of lining structure and theory research of surrounding rock pressure.

鉴于黄土公路隧道土体及衬砌力学特性研究不足的状况，论文针对黄土公路隧道工程进行了土体和衬砌结构受力与变形性状分析、隧道施工过程和浸水影响数值分析、衬砌结构力学特性现场测试和围岩压力理论研究。

Compared with the traditional tunnel ventilation system, this system can greatly save investment and avoid the increase of running expenses arising from the greater wind pressures for ventilation fans.

与传统的系统方案相比，该系统方案可以大量节省初投资，并可以避免因风机全压选择偏大所带来的运行费用的增加。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。