1.
Set up the light well point pipe inside of east anti-extrusion ditch.
轻型井点管布设于场地东侧的防挤沟内.
2.
The sheep were huddled together in a ditch.
羊群被赶到一个沟里挤在一起。
3.
elephant dugout
【军】大壕沟, 大防空洞
4.
A fortified structure, such as a trench or fortress.
防御工事防御结构，如壕沟或堡垒
5.
To provide with a trench, especially for the purpose of fortifying or defending.
用壕沟围住用壕沟围住，尤指加强或防御的目的
6.
Clinical effect of glass ionomer used as pit and fissure sealant
玻璃离子窝沟封闭剂预防窝沟龋效果观察
7.
Conclusion: The pit and fissure sealant have significant preventive effect on carious teeth.
结论：窝沟封闭能有效预防窝沟龋的发生。
8.
Clinical application of pit and fissure sealant technique to prevente juvenile dental caries
窝沟封闭技术在儿童预防窝沟龋的临床观察
9.
Clinical Observation on Pit and Fissure Caries Treated with Two Kinds of Pit Closure
两种窝沟封闭术预防窝沟龋的临床观察
10.
Washers are often used to prevent loosening and crushing.
垫圈往往用来防止松脱和挤压。
11.
sand control cementing straddle tool
防砂及挤水泥对口皮碗工具
12.
CAE of Extruding for Polymer Wider Waterproof Sheets;
宽幅高分子防水卷材挤出成型CAE研究
13.
REASONS RESULTING IN THE COLLAPSED TUBING NEAR WELLHEAD AND MEASURES TO PREVENT THE COLLAPSING
井口油管挤扁原因分析及其防治措施
14.
Gas Prevention and Control Technology with Hydraulic Pressing and Pushing for Fully Mechanized High Gassy Coal Mining Face
高瓦斯综采面水力压挤瓦斯防治技术
15.
The enemy strongly entrenched on the other side of the river.
敌军在河的对岸用坚固的壕沟防守。
16.
The enemy were strongly entrenched on the other side of the river.
敌军在河的对岸用坚固的壕沟防守.
17.
The troops were entrenched near the mountains.
部队在群山边筑起壕沟以防卫自己。
18.
The enemy be strongly entrench on the other side of the river
敌军在河的对岸用坚固的壕沟防守