查询词典 river channel

In recent years,the subtle oil and gas reservoirs in Heidimiao Formation of Daqing have been studied,and great breakthrough has been obtained theoretically.But there are still some difficulties in identifying clearly the river channel sand-body,fan delta,sheet sand and so on at various depths.

摘要几年来，大庆地区黑帝庙油层隐蔽油气藏的研究在理论上取得了重要突破，但在地震上如何清晰识别不同埋深的河道砂体、扇三角洲、席状砂等特殊异常体还存在一定困难。

But there are still some difficulties in identifying clearly the river channel sand-body,fan delta,sheet sand and so on at various depths.

几年来，大庆地区黑帝庙油层隐蔽油气藏的研究在理论上取得了重要突破，但在地震上如何清晰识别不同埋深的河道砂体、扇三角洲、席状砂等特殊异常体还存在一定困难。

The floodplain of the Yellow River is of an important component of the channel in the downstream.

黄河滩区是下游河道的主要组成部分，至2003年底居住有179.5万人，耕地约25万hm2。

The crew on board was just waiting for the remainder of the fish to move into the river's main channel, where they intended to scoop up as many as they could with their efficient gill net s

船员都在船上等候，等到剩余的鱼进入主河道以后，他们就用高效率的刺网进行捕捞，能捞多少，就捞多少。

Groyne is a common measure used in channel improvement. It will give rise to serious consequence if the design of groyne is improper. To go deep into study of the variation of flow feature in river due to building groyne is extremely necessary.

丁坝是航道整治中常见的工程措施之一，但若设计失当，可能带来许多严重后果，对丁坝所形成的许多水流条件变化开展深入研究是十分必要的。

Scoyenia ichnofacies widely occurs in flood plains and the transitional belts of rivers and lakes, Termitichnus ichnofacies owns features of continental environment, Rusophycus ichnofacies made its appearance in river channel and levee sub-environments of relative high energy, Arenicolites ichnofacies colonized on the surface of hummocky sandstones of storm deposits.

Scoyenia遗迹相广泛发育在洪泛平原、冲积平原以及河流与湖泊的过渡地带，Termitichnus遗迹相是陆地沉积环境的特征，Rusophycus遗迹相出现在河流沉积环境河道、堤岸等能量较高的亚环境。Arenicolites遗迹相在开阔湖风暴沉积的丘状砂岩层面上拓殖，主要由机会分子构成。

It is located in an old channel of the Indus River at a distance of 35 kilometres east of Karachi city centre.

它位于旧渠道的河在距离35公里的东卡拉奇市中心。

A crescent-shaped lake that is formed when a meander of a river is cut off from the main channel.

新月形的湖，往往是由于主河道的一个漫流被切断而形成的。

The gradually broadened sloping open channel is often used to connect the outfall and river in draining engineering.

顺坡渐扩矩形明渠常被用在排水工程中作为排水口与河道的连接段。

A new channel cut by a river across the neck of an oxbow.

我们一定要设法满足广大民众的要求。

The witness also told the jury at the Royal Courts of Justice in London that he saw a paparazzo fighting with a member of the public who was trying to stop him taking pictures in the minutes before the emergency services arrived.

他还告诉在伦敦皇家法庭的陪审团，在急救服务到来之前，他当时看见一个狗仔队正和一群阻止他拍照的人打架。

The entire N／C program on a tape is made up of an accumulation of these successive data blocks.

纸带上的整个数控程序由这些连续数据单元连接而成。