1.
Establishment of Construction Quality Assurance System Framework for Tunnel Projects;
隧道项目施工质量保证体系框架构建——以龙洞子隧道项目为例
2.
Dragon born dragon, chicken born chicken, mouse son can make hole!!
龙胜龙，凤生凤，老鼠的儿子回打洞。
3.
Like beget like.
龙生龙，凤生凤，老鼠生儿打地洞。
4.
Approach to Estimation about Huangpugong Cave and Lu Cave of Longman Grottoes;
龙门石窟皇甫公洞及路洞渗水病害初析
5.
Like Begets like
龙生龙子,虎生豹儿
6.
Xiao Zhang acting as the tour guide, we visited the White Dragon Cave.
小张当导游，我们参观了白龙洞。
7.
Estimation of Adit Dirt Volume in Longtan Hydropower Station Dam Area
龙滩水电站坝址区平洞结垢量的估算
8.
The Paleolithic Artifacts from 2004 Excavation at Liudong Site,Helong County,Jilin Province;
吉林和龙柳洞2004年发现的旧石器
9.
Study on the Variation of Traveller Flow of Yellow Dragom Cave in Wulingyuan and its Effects;
武陵源黄龙洞客流变化及其影响研究
10.
Quan Fu--A Secret Key to Wen Xin Diao Long
《诠赋》——洞开《文心雕龙》隐秘的钥匙
11.
Excavation and Construction of Extra Large Caverns at Longtoushi Hydropower Station
龙头石水电站特大洞室开挖施工技术
12.
Another Talk about Tongren City, a Land of Peach Blossoms--Beginnig with the Naming of Nine-Dragon Karst Cave
又说桃源铜仁——从九龙洞的得名说起
13.
Late Pleistocene Human Teeth Found in the Huanglong Cave,Yunxi of Hubei Province
湖北郧西黄龙洞更新世晚期人类牙齿
14.
COMPARATIVE RESEARCH ON MOLLUSCA,ARTHROPODA AND CHORDATA COMMUNITIES IN XIA CAVE,FEILONG CAVE AND BAILONG CAVE IN XINGYI
兴义下洞、白龙洞、飞龙洞内软体动物、节肢动物和脊索动物群落的比较研究
15.
scoop a hole in the sand
用铲子在沙子上挖洞.
16.
The children are scraping holes in the sand.
孩子们在沙子里挖洞。
17.
Appraisal to the village landscape of famous scenery area:take Dongqian Village for example;
风景名胜区村落景观适宜性评价——以金华双龙洞风景区洞前村为例
18.
SCIENTIFIC DISCOVERIES OF JINXIU-HUANGYAN PANLONGDONG ANCIENT UNDERGROUND CAVE GROUP AND PRELIMINARY ANALYSES;
锦绣黄岩蟠龙洞古地下洞室群的科学发现及初步分析