查询词典 tunnel

Minimum rock cover thickness is an important parameter in vertical route design of subsea tunnel; and it affects subsea tunnel cost and security.

最小岩石覆盖厚度是海底隧道垂直线路设计的重要参数，影响海底隧道的造价和安全。

It is the key of making tunnel construction management plan and drainage design to predict accurately the seepage water volume in subsea tunnel.

涌水量预测是海底隧道防排水设计和施工措施制定的依据。

The relationship between the load measured by strain method and the load calculated according to flight parameters and the wind tunnel test data has been investigated in this thesis .The result showed that the calculation load based on the flight parameters and wind tunnel test data is acceptable in subsonic speed and gets good agreement, with the load measured by strain method.

本文研究了采用应变法实测载荷和根据飞行实测参数和风洞实验数据计算载荷之间的关系，研究表明采用飞行实测参数和风洞实验的数据计算载荷在亚音速范围内是可行的，与采用应变法实测载荷是吻合的。

According to the actual working conditions of bolting-shotcrete supporting in coal-mine tunnel,the working mechanism of different buckets was studied,their merits and demerits were analysed,and the double-crank grab bucket with assistant linkage was proved to be an ideal choice of grabbing materials in coal-mine tunnel because its motion trace was definite and symmetric and occupied lesser space.

从巷道锚喷支护中物料抓取的实际作业环境出发，对拟采用的几种抓斗的工作机理进行了分析研究，比较了各方案的优缺点，指出辅助连杆的双曲柄抓斗的运动轨迹确定、对称，且具有在竖直方向上占用空间最小的特点，是井下巷道施工中物料抓取的理想选择，这种设计方法能够为相关抓取装置的设计起到参考作用。

In order to make the designation project of the water tunnel rationally in science, qualified in strength and stability and fit other requirements, working safety in the technical environment, furthermore avoiding sympathetic vibration in the working process, the strength and modular analysis is necessarily for the water tunnel models.

而为分析水洞的设计方案是否科学合理，符合强度、稳定性等方面的要求，在工作环境中是否安全稳定，能否避免工作中产生共振，对水洞模型进行强度校核和模态分析是非常必要的。

The results indicate that the tailrace tunnel has a good effect on air cooling and dehumidification in summer, and that the parameters of outlet air in the tailrace tunnel are mainly influenced by the temperature of tail water rather than by the parameters of outdoor air and the terminal air parame...

测试结果表明，夏季运行时无压尾水洞对引入空气有良好的降温除湿效果；在无压尾水洞足够长的条件下，尾水洞末端引风参数主要受尾水温度的影响，而受室外空气参数的影响很小，尾水洞出口空气接近对应尾水温度的饱和状态。

Theory of system reliability of tunnel door and of tunnel lining and its application in engineering are mainly re...

本文主要研究隧道洞门结构体系可靠度和隧道衬砌结构体系可靠度的理论及其在实际工程中的应用。

Accordingly, mechanism of Gu of research tunnel bottom and measure of its prevention and cure are the main task of timbering of soft rock tunnel all the time.

因此，探究巷道底臌机理及其防治办法一直是软岩巷道支护的重要课题。

Trapezium tunnel is a sort of familiar tunnel in the environment of railway and mine and it can be treated as waveguide.

0引 言电磁波在某种媒质中传播时，若相速度是角频率的函数，则该媒质是色散媒质。

Japanese scholars of Japan and South Korea proposed a three-tunnel routes, two from Kyushu in Japan through the Tsushima Strait Karatsu Geoje Island, South Korea, one from Japan to Pusan, South Korea Karatsu, submarine length between 128-148 km, than the distance between China and South Korea are also much closer, but still is the famous Anglo-French tunnel four times.

日本学者提出的日韩海底隧道路线有3条，两条从日本九州的唐津市经对马海峡到韩国巨济岛，一条从日本唐津到韩国釜山，海底长度在128公里至148公里之间，比中韩之间的距离也近许多，但仍是著名的英法海底隧道的4倍左右。

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％。