Study of Database Construction of Karst Caves in China;
中国岩溶洞穴数据库建设研究
High-frequency seismic prospecting used to find caves in the rock-mass below stakes;
桩位下浅层基岩内洞穴的高频震波勘探研究
When it was being drilled,a vertical well was drilled at first,and caves were made in coalbed gas sect,then a horizontal well were drilled at a distance of 200 m,horizontal segment were in connection with the caves,and 10 branch holes were lateral drilled symmetrically in horizontal sect.
钻进时,先钻一口直井并在煤层段造洞穴,在距200 m处钻一口水平井,水平段连通洞穴,再在水平段上对称侧钻出10个分支井眼。
Detecting badger cave disease in embankment by ground penetrating radar;
堤防动物洞穴的探地雷达探测研究
Grouting applied to treatment of roadbase cave in loess areas;
注浆法在黄土地区公路路基洞穴处理中的应用
When the ion cyclotron resonance heating is adopted in Tokamak, in order to protect the antenna in a better way, the antenna is usually placed in the cavity.
在托卡马 克中采用离子 回旋共振加热时 ，为了更好地 保护 天线，常 常把天 线置 于洞穴 内。
A finite element method with perfectly matched layers(PML) is developed for wave scattering from a two-dimensional cavity embedded in an infinite ground plane.
给出二维洞穴散射问题的带有吸收边界层的有限元方法。
A small cave or cavern.
洞穴小的山洞或洞穴
An animal's hollowed-out habitation, such as a burrow.
洞穴动物中空的洞穴，如地洞
To inhabit or hide in a den.
穴居居住或藏在洞穴里
underground passages, caves, etc
地下通道、 洞穴等
a large cave or a large chamber in a cave.
巨大的洞穴或洞穴中的巨大堂室。
Going Out of the Cave--A New Reading of Winesburg,Ohio through Plato s "Allegory of the Cave";
走出洞穴——从“洞穴理论”看《小城畸人》
A cave or hollow used as a refuge or hiding place.
洞穴一个用于避难或藏身的洞穴或空洞
as by falling into inaccessible caves,
如掉进难以到达的洞穴，
paintings on the sides of the cave
在洞穴内壁上的图画
Jewel Cave National Monument
朱厄尔洞穴国家保护区
tunnel a hole, shaft, passage, etc
挖掘洞穴、 矿井、 通道等.
OOOOOOOOOOOOH,@ echoed the cave.
“哦，”洞穴里发出了回声。
explore natural caves.
对自然的洞穴进行研究。
Spook peered into the cave.
斯布克看了一下洞穴。
The hole only opened up today, Stern.
洞穴今天才开启的,史登
The shot echoed through the cave.
枪声在洞穴中回响。
He closed the cave with the big rock.
他用大石块堵住洞穴口。
That is actually a cavity in the earth.
那其实是一个地下洞穴。