The dredging is in the water on the ship, used for sand mining, dredging.
挖沙船也是在水上的工作船舶，用来采沙、挖沙的。
Instream sand mining can increase or decrease of the river sediment discharge.
河道采砂可能会增加河流的输沙，也可能会减少河流的输沙。
The dredging is used for dredging and sand mining, gold rush ship is used for gold, gold equipment.
挖沙船是用来采沙、挖沙的而淘金船则是用来选金、淘金设备。
Oil sand mining began in Alberta in 1967.That first mine is closest to the Athabasca River in the top image (1984).
阿伯达省的油砂矿开始于1967年，最早的矿井是上图（1984年）中离阿萨巴斯卡河最近的那个。
As natural sandstone resources shortage, countries gradually has formulated a series of policies and regulations to limit natural sand mining.
随着天然砂石资源的逐渐短缺，国家制定了一系列政策法规来限制天然砂石的开采。
However, sand content of crude oil is very high by using cold sand mining, which brings on great challenge to surface gathering equipment is brought.
但是，出砂冷采采出的原油含砂量较大，对油田地面集输设备带来了更大的难题。
Sand mining further erodes the coast, and ground water drainage to sustain human populations triggers land subsidence even as the sea level rises by around 5mm a year.
采砂业也在进一步侵蚀着河岸，而人类的地下水开采导致地面沉降，与此同时，海平面正以每年5毫米的速度上升。
The enlargement of the channel scouring will favorable to the increase of the channel dis- charge, however, the illegal sand mining will be quite unfavorable to the stability of the channel as well.
河道冲刷扩大将有利于增加河道泄量，但无序采砂也将给河道稳定带来不利影响。
These conclusions are confirmed by 1203 coalface in which water bursting occur but sand bursting not when mining.
顶板基岩很薄的1203工作面开采出现突水而未溃沙证实了这些结论。
The high mining height hydraulic support is designed for the special geologic condition of Shendong coalfield, such as shallow buried depth, thin bedrock and thick aeolian sand.
大采高强力液压支架是针对神东煤田浅埋深、薄基岩、厚风积沙等特定地质条件而研制的一种高性能综采液压支架。
This paper introduced successful experience in full-mechanized caving mining under soft sand aquifer and settlement approach of related problems in Tiebei Colliery.
介绍了铁北煤矿在松软砂岩含水层下研究应用综放开采技术取得成功的做法及相关问题解决的途径。
The high mining height hydraulic support is designed for the special geologic condition of Shangwan Coal Mine, such as shallow buried depth, thin bed rock and thick aeolian sand.
大采高液压支架是针对上湾矿煤层浅埋深、薄基岩、厚风积沙等特定地质条件而研制的一种高性能综采液压支架。
Disaster of water inrush and sand inrush in shallow seam mining area in Western China has become one of the key questions that impact the safe and regular production.
西部浅埋煤层采场的涌水溃沙灾害成为影响安全生产和正常生产的关键问题之一。
The Yagong brand loader series of products, produced by Yadong Company, are widely applied to construction project, sand-excavating, mining, irrigation, water conservancy, port, wharf, etc.
亚东公司生产的亚工牌装载机系列产品，广泛应用于基建工程、挖沙采矿、农田水利、港口码头等各行各业。
The project acceptance has been completed and now it has been running in the sand-mining ship, law enforcement ship as well as law enforcement vehicles and received an excellent feedback.
本文己完成项目的要求，项目已经验收完毕，目前在鄂赣交界处长江沿岸的采砂船、执法船以及执法车安装运行，反馈效果良好。
Widely used in ceramic valve, fittings for sand mill, ceramic sealing part, dewatering plate, resistant pipe, mining equipment and so on.
广泛应用于陶瓷阀门、砂磨机配件、陶瓷密封件、脱水板、耐磨管件、矿用设备等领域。
Widely used in ceramic valve, fittings for sand mill, ceramic sealing part, dewatering plate, resistant pipe, mining equipment and so on.
广泛应用于陶瓷阀门、砂磨机配件、陶瓷密封件、脱水板、耐磨管件、矿用设备等领域。
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