洞口

基本解释 (translations)

orifices

词组短语

entrance to a cave

与洞口相关的网络例句 [注：此内容来源于网络，仅供参考]

You tourists, the area where we are now are the area of the cave. By the roadside is Barn swallow hole. This hole goes through the Yangtze River and was named swallow hole Because of too much Swallow inside. Lack of repairs in long-term, it has been dust-laden for a long time and occupied by the bats. People can hardly enter it.

各位游客，我们现在所在的景区就是溶洞分布景区了，路边这个洞口便是燕子洞洞口，此洞直通长江，因洞内燕子较多，故成为燕子洞，现因长久未修，洞内已尘封多时，为蝙蝠占据栖息，人难以入内。

The selection of geological prospecting in different stages(initial-prospecting, detailed-prospecting)(2)the selection of geological prospecting in the deep-laid and shallow-laid of tunnel project (3)the selection of geological prospecting of tunnel projecting in different geological conditions Finally, the author summed up main problems needing to be solved in tunnel engineering geological prospecting as follow:(1)differentiate stratum and find out the depth and thickness of different stratums in the tunnel section (2)find out geological structure and existence situation of fault, broken zone and weak plane (3)find out weathering level of bed rock to classify surrounding rock combining speed materials (4)differentiate stratum structure of the entrance of tunnel to judge the stability of it (5)find out existence situation and performance of ground water (6)situations of other harmful geological phenomenon In view of above problems and classification of surrounding rock, the author showed principles of rational choosing of methods in geological prospecting and counted disperse range of physical character parameter value in different petrosal character, getting achievements as follow:(1)summarization of effect, merits and demerits of different geological prospecting methods in the tunnel geological investigation (2)method selection and arrangement principle of tunnel engineering geological prospecting in different geological conditions and prospecting stages (3)According to previous experience and cases, the author concluded the物性parameters most in use ,and showed the basis of selecting geological prospecting methods in different geological conditions.

论文中用几个应用实例来说明：(1)不同勘察阶段物探工作的选用；(2)深埋、浅埋隧道工程物探工作的选用；(3)不同地质条件隧道工程物探工作的选用。最后总结归纳出隧道工程物探所需要解决的问题主要有：(1)划分地层，查明隧道通过剖面的各地层深度与厚度。(2)查明地质构造，隧道轴线段有无断层、破碎带、软弱层面等。(3)查明基岩风化程度，从而结合速度资料进行围岩分级。(4)划分洞口地层结构，判断洞口稳定性。(5)查明地下水赋存情况及其活动动态。(6)其他不良地质现象存在情况。针对上述需要查明的地质问题与计算围岩分级情况，论文提出合理选用物探方法的原则，并统计了物性参数值在不同岩性中的分布范围。得出以下研究成果：(1)总结出各物探方法在隧道地质调查中的作用和优缺点。(2)得出不同地质条件下和不同勘察阶段，隧道工程物探方法选择和布置的原则。(3)根据以往工作经验和事例，对常用的物性参数进行了归纳总结，同时介绍了不同地质条件下物探方法选择的依据。

Based on the item of national high technology development project, the thesis studies the reasonable construction pattern of the tunnel portal, incidence of the micro-pressure wave and the the effect of bell-mouthed hood, lacunaris hood and expansile hood on alleviating the micro-pressure wave in the situations of single line and double line, obtains the relationship between the max micro-pressure wave and the velocity of the train as well as the relationship between the max micro-pressure wave and distance of measuring point at the velocity of 100km/h-550km/h, compares the different alleviative effect of the three different hood to max micro-pressure wave and finally proposes the reasonable construction pattern of the tunnel portal.

本文针对国家高技术研究发展计划(863计划)课题"磁浮交通沪杭线越黄浦江隧道的工程技术问题研究"，在单洞单线和单洞双线两种工况下，对隧道洞口的合理结构形式和影响范围，以及洞口喇叭形入口缓冲段、多孔壁入口缓冲段以及隧道出口膨胀室对减缓微压波的作用进行了研究，得到了磁浮列车速度在100km/h～550km/h时隧道出口微压波最大值与速度的关系以及微压波最大值与测点距离的关系，比较了三种不同形式缓冲结构对微压波最大值的减缓效果，提出了隧道洞口的合理结构形式。

On the basis of the knowledge highway's ruin of the past, in high earthquake intensity area of highway, underground structure may be fall into ruin for the seismic motion, especially, the entrance of tunnel is the weakest of the tunnel. As based on the soil-structure interaction model, adopting the soft of FLAC3D and numerical analysis method, the tunnel entrance has been computed by the elastic and plastic method, the results obtained are discussed and the measures for design and solution are presented.

根据以往的受震破坏经验，在公路隧道的高烈度地震带，地下工程可能会遭受严重震害，尤其洞口段为抗震薄弱区，本文采用FLAC3D软件，从土－结构相互作用模型出发，运用数值分析方法对隧道洞口段进行了三维弹性和弹塑性分析，得出了相应结论，并对结果进行分析，指出隧道抗减震设计中应注意的事项，并提出相应解决措施。

In order to study the effect of web openings on the behavior of composite beams under negative moment ,three perforated and one unperforated cantilever composite beams were designed and tested.

为研究腹板开洞对负弯矩区组合梁受力性能的影响，对三根腹板开洞外挑组合梁和一根对比梁进行了试验研究，考虑是否开洞、洞口大小、洞口补强等参数的影响。

A dry river with big blocs leads to Huangguatoudong in the doline below Dawan village.

黄瓜头洞洞口位于大湾村下的漏斗中，为一季节性溪流的落水洞，洞口有较大的坍塌块石。

But instead of the darkness, and the thick and mephitic atmosphere he had expected to find, Dantès saw a dim and bluish light, which, as well as the air, entered, not merely by the aperture he had just formed, but by the interstices and crevices of the rock which were visible from without, and through which he could distinguish the blue sky and the waving branches of the evergreen oaks, and the tendrils of the creepers that grew from the rocks.

红衣主教在遗嘱中说：&在第二个洞口之最深角。&他只找到了第一个洞口。现在得把第二个也找出来。唐太斯开始他的搜寻。他心想，这第二个洞口自然应该在岛的纵深处，而且为了预防被人发觉，自然也是很隐蔽的。

Eb: We have to block the hole, but it's too big!

海尔哥哥：我们得想个办法，把洞口堵住，可是洞口太大了。

Other rock paintings—for example, those of Bushmen in South Africa—are either located near cave entrances or completely in the open.

其他岩石画——例如那些南非布希曼人的画——要么靠近洞口，要么完全处于洞口的地方。

There is a kind of monkey trap used in Asia, a coconut is hollowed out and attached by a rope to a tree or stake in the ground, at the bottom of the coconut a small slit is made and some sweet food is placed inside, the hole on the bottom of the coconut is just big enough for the monkey to slide in his open hand, but does not allow for a closed fist to pass out, the monkey smells the sweets, reaches in with hand to grasp the food and is then unable to withdraw it, the clenched fist won't pass, through the opening, when the hunters come, the monkey becomes frantic but cannot get away, there is no one keeping that monkey captive, except the force of its own attachment, all that it has to do is to open the hand, but so strong is the force of geed in the mind that is a rare monkey which can let go, it is the desires and clinging in our minds which keep us trapped, all we need to do is to open our hand, let go of our selves, our attachment and be free.

在亚洲某些偏远地区﹐流传著某种传统捉猴子的陷阱﹐他们把椰子挖空﹐然后用绳子绑起在树上或固定在地上﹐椰子上留了一个小洞﹐洞内放了一些美饵﹐洞口大小恰好只能让猴子空著手伸进去而无法握著拳伸出来﹐於是顽猴闻香而来﹐将手伸进去抓拿美食﹐而后理所当然的﹐手便伸不出来﹐紧握的拳头伸不出洞口﹐当猎人到来时﹐羣猴惊慌失措﹐但﹐就是逃不掉﹐并没任何人捉著猴子不放﹐它﹐只是被本身的执著所俘虏﹐它只需将紧握的手拳头松软放开便可伸出来﹐但是﹐就是内心中贪恋的欲念所致﹐鲜有顽猴能放下﹐因内心中的欲望与执著﹐使得我们一直受縳﹐面对这逆境﹐我们唯一要做的﹐只是将双手释然放下﹐放下自我执著的坚持﹐就能消遥自在了。

与洞口相关的网络解释 [注：此内容来源于网络，仅供参考]

adit opening：平洞口

adiabatic curing 绝热养护 | adit opening 平洞口 | adjacent accommodation 厢房

adit collar：支洞洞口

adit 通道 | adit collar 支洞洞口 | adit collar 平洞洞口

adit collar：平洞洞口

adit collar 支洞洞口 | adit collar 平洞洞口 | adit entrance 坑道入口

adit collar：平洞洞口,支洞洞口

collapsibility 湿陷性 | adit collar 平洞洞口,支洞洞口 | banded collar 加箍圈,加箍拉环,轴领

Hollow Out：洞口

Expand Small Room 扩展的小房间 | Hollow Out 洞口 | Long Hollway 长廊

tunnel portal：隧道洞口

tunnel machine 隧道掘进机 | tunnel portal 隧道洞口 | tunnel work 开挖隧道

Near a snake pit：在一个海蛇洞洞口

He's over the hydrothermal vents, Mid-Atlantic Ridge,|在大西洋中脊的地热火山附近 | Near a snake pit!|在一个海蛇洞洞口! | I need to get back to Earth.|我得回地球

unprotected opening：无防护的墙身洞口

unpaired electron 不成对电子 | unprotected opening 无防护的墙身洞口 | unprotected steel 无防护层的钢构件

unprotected opening：[建]无防护的墙身[楼板]洞口

unpaired electron 不成对电子 | unprotected opening [建]无防护的墙身[楼板]洞口 | unprotected steel [建]无防护层的钢构件

unprotected opening：[建]无防护的墙身[楼板]洞口<无法阻止烟、热、火焰通过的墙身[楼板]洞口>

unpaired electron|不成对电子 | unprotected opening |[建]无防护的墙身[楼板]洞口 | unprotected steel |[建]无防护层的钢构件