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- siltation in approach channel 航道回淤
- Test on Wave Amplitude and Slope During Lock Filling and Emptying in Approach Channel 船闸灌泄水引航道内波幅与比降研究
- The calculation results show a small decrease in ebb current velocity and a small increase in siltation in the entrance channel due to water intake effects. 计算结果表明 ;电厂取水引起航道落潮流速降低产生的进港航道泥沙回淤及港池淤积均不大 .
- To transport flow with hyper-concentrated Sediment into sea by a narrow and deep channel can not only reduce the severe siltation in the lower Yellow River, but also provide a large amo... 分析造成黄河下游河道淤积的主要原因,以及预估今后的发展趋势,找出减少黄河卞游河道淤积的可行途径,在黄河的治理中具有重要的现实意义。
- You acted perfectly properly in approaching me first. 你先来找我是完全对的。
- What would be your priorities in approaching your job? 你在着手这个工作时,将优先考虑什么?
- When approach channel is not met with anchorage conditions, a series of improved measures can be selected. 当引航道船舶(队)不满足停泊条件时,有一系列改善措施,可供选择应用。
- There is a need for academic rigor in approaching this problem. 处理这个问题需要学术上的严谨。
- There is a need for academic rigour in approaching this problem. 处理这个问题需要学术上的严谨。
- In the approach channel of Huanghua Harbor,the squat is one of the most important safety problems influencing the underkeel clearance. 船舶下沉运动量是影响船舶在黄骅港进港航道富裕水深的重要安全问题之一。
- Abstract: Siltation in the downstream area is the key problem of construction of a barrage in tidal estuaries. 文章摘要: 潮汐河口建闸的关键问题是闸下淤积。
- There exists universally reflow in the entrance of excavated dock, which is similar to approach channel of low head hydro-junction located in alluvial river. 挖入式港池口门附近普遍存在回流运动,与此类似的情况是冲积河流低水头枢纽的引航道。
- The experiment recorded distinctive results in washing down the silt in the river. 试验表明,“冲刷效果十分明显”。
- The ore hosting rocks are iron bearing dolomitic silt in the lower part of the upper Devonian Xinghongpu Formation. 赋矿地层为具浊流沉积和热水沉积特征的上泥盆统星红铺组底部铁白云质粉砂质千枚岩,矿体产状与围岩近于一致。
- This paper presents the producing cause of different unfavourable flow conditions in the outlet area of approach channel for ship gate and its perniciousness. 阐述了水利枢纽船闸引航道口门区各种不利流态产生的原因,及其危害性,和提出了改善的措施。
- In the early period in operation of TGP, the navigation conditions in upstream approach channel of TGP lock will become more complicated becease of the resorvoir impoundment. 摘要三峡工程运行初期,上游引航道通航水流条件受水库调度等因素的影响变得更加复杂。
- The only way out is to clear up the silt in the lower reaches of the river. However, there was no effective method to do so. 因此,人们一直盼望着下游不再淤积,但是苦于没有有效手段。
- In the early period in operation of TGP,the navigation conditions in upstream approach channel of TGP lock will become more complicated becease of the resorvoir impoundment. 三峡工程运行初期,上游引航道通航水流条件受水库调度等因素的影响变得更加复杂。
- At present, silt in the riverbed should not be disturbed and the soil with hig h heavy metal content should not plant crops. 因此,小清河流域水环境污染防治的关键在源头。现阶段,河床内淤泥底质不宜破坏,重金属含量较高的土壤不宜种植食用农作物。
- On the basis of numerical simulations and by use of semi-empirical formulae, calculations of seabed erosion and siltation in and outside the fishing port are made. 在此基础上,利用半经验公式,进行了渔港内外底床冲淤计算。