1.
This paper illustrates the experimental study of hydrodyuamicfore effects on submarine groove pipelines.
为保证海底管道在位稳定性，常采用海底预开沟将管道置于其中的方法。
2.
The Study on The Forecast of Water Inflow during Turing Open Pit into Undergound Mining in ShiRengou Iron Mine;
石人沟铁矿露天转地下开采地下涌水预测研究
3.
Prediction and Evaluation on Gullies Water Disaster on the Surface of Shallowly-exploited Mine in Western China
西部浅部开采矿井地表冲沟水害的预计评价
4.
To wear a deep ditch or channel in.
在…上开沟在…上冲出深深的沟壑或沟渠
5.
To make, form, or cut channels in.
开辟沟渠在…上制作、形成或切割沟渠
6.
We must dig trenches to drain the water away.
我们必须开沟排水。
7.
The heavy rain guttered the soil.
大雨在地面上开沟了。
8.
The farmers dug ditches in the rain to lead away the flow.
农民们冒雨开沟排水。
9.
twin-disk drill
双圆盘开沟器的条播机
10.
hoe-colter drill
带锄式开沟器的条播机
11.
To make or cut channels in.
在…挖沟，在…上开筑水道
12.
water flows in furrow between the rows of crops
在作物行间开浅沟引水
13.
To form grooves or deep wrinkles in.
在…开出沟槽，使起深皱纹
14.
We dug trenches to drain away the dirty water.
我们开沟排去污水。
15.
The commune members dug ditches in the rain to lead away the flow.
社员们冒雨开沟排水。
16.
Mutual Respect and Open Dialogue.
相互尊重,敞开沟通。
17.
Research on Upright Helix Furrowing Opener and Characteristics of Ditching Machine;
立式螺旋开沟器及开沟机整机特性研究
18.
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