So the U. S. government was dredging the lake.

所以府正在疏浚这个湖。

The Corps has argued that seasonal dredging limits are no longer necessary.

军团辩称，季节性疏浚限制没必要。

During a dredging operation, the vessel became detached from its tugboat and started drifting toward the falls.

在疏浚作业时，这艘船与拖船冲散，顺着水流漂向瀑布。

Dredging is the process of removing sand from waterways.

疏浚是从水道中清除沙子的过。

It also said investigators will look at all possible effects of dredging on humans and nature.

它还说，调查人员将研究疏浚对人类和自然可能产生的所有影响。

Dredging continues as attempts to free the carrier during high tide weren't successful enough to refloat the ship.

疏浚工作仍在继续，因为在涨潮期解救船只的尝试没有成功使船舶重新浮起。

One of placer county's two reservoirs filled with sediment and had to be dredged says county water chief Andy Fecko.

砂县的两个水库之一，充满了泥沙，必须进行疏浚，县长安迪费克说。

The report said protected sea turtle populations could withstand the estimated 150 deaths expected from year-round dredging.

报告称，除了全年疏浚的预计数量，受保护的海龟种群可以承受约死150只。

She said the science shows that seasonal dredging puts sea turtles at risk.

她说，科学表明，季节性疏浚会对海龟来说很危险。

And that was compounded with dredging, trawling and coastal works that impacted seagrass.

再加上影响海草的疏浚、拖网和沿海工。

Shortly after, local non-profit group One Hundred Miles withdrew its legal action aimed at stopping dredging.

不久之后，当地非营利组织100英里撤回了旨在叫停疏浚的法律行动。

The third approach is using dredging.

第三种方法是使用疏浚。

And dredgers were coming through, scooping up the material from the bottom and putting it into barges to be taken away.

疏浚船通过，挖掘湖底的材料并将其装入驳船带走。

Many female turtles spend the warmer months in areas where the dredging takes place.

许多母海龟在气候温暖是呆在疏浚地区。

These moving sands create treacherous navigational conditions and require constant dredging.

这些移动的沙丘创造了险恶的航行条件，需要不断进行疏浚。

So I believe there's a certain amount of dredging of the seabed that does take place.

所以我相信确实会进行一定度的海床疏浚。

In 1870, the Army Corp of Engineers started dredging the shallow, swampy Potomac river.

1870 年， 陆军工兵团开始疏浚浅而沼泽的波托马克河。

So the 1991 order ended dredging during those months.

因此，1991年的禁令叫停了那几个月的疏浚工作。

Here is one of the largest suppliers, dredging the local canal to remove the heavy metals dumped in it.

这里是最大的供应商之一，疏浚当地的运河以清除倾倒在其中的重金属。

Like higher and stronger levees, floodgates, pumping stations, river controls, and dredging up new artificial land to replace their natural wetland defenses.

比如更高更坚固的堤坝、防洪闸、抽水站、河流控制设施，以及疏浚新的人工土地来取代天然湿地防御。