在保持一定距离的同时，潜水员会安装设备来测量这个漩涡的流速。
Keeping his distance, a diver sets up equipment to measure the whirlpool's flow rate.
口头交流速度快但持续时间短。
此外，在最近的一项研究中，巢穴上游和巢穴入口处的水流速度，上游朝向东南和朝向其他方向的巢穴相似。
Moreover, in a recent study, current speeds upstream of the nest and at the nest entrance were similar for nests upstream facing southeast and those facing in other directions.
河狸筑的水坝减缓了河水的流速，尤其是在大雨之后。
The beavers' dams slow down the speed of the river, especially after heavy rain.
他向上游游去，但还是被水冲了下去，流速比他预料的要快得多。
He swam quartering upstream, but still was swept downward rather faster than he had expected.
广大民众对流速进行即时的科学预测。
Crowdsourcing Scientific Estimates of Flow Rates in real-time.
它度量了流速场的旋转。
当冰川和海脊分开，冰流速度就大大加快。
When the glacier became detached from the ridge, the ice flow was able to accelerate significantly.
该冰川显示了令人担忧的迹象：融速和流速越来越快。
The glacier displays alarming signs of increased melt and flow rate.
他们发现，冰川向前流动的速度比以前曾经观察到的流速更快。
They found it was marching forwards at a greater pace than a glacier had ever been observed to flow before.
随着春天天气一天天变暖，雪开始融化，提高了湖泊的入流速度。
As spring progressed, warmer temperatures began melting snow, which raised the rate of inflow to the lake.
有时，流速持续不断的改变，即使仅有1%也显得非常重要，但这种情况并不常见。
Even a 1% change in flow rate can sometimes be significant, if it is persistent, but that is not always the case.
棕煌蜂鸟悬停时引发的尾流。黄色的矢量位点是通过粒子图像测速技术显现的气流速度。
The wake of a hovering rufous hummingbird. Yellow vectors show air velocity, revealed by particle image velocimetry.
在一秒钟内流过粗管子的全部水量，一定会以某种方式通过细管子，这只有靠加快流速才能做到。
All the water that flows through the wide pipe in a second must somehow get through a narrow part too, which it can do only by going faster.
但如果流速场很简单的话，大家理应有一种直觉，可以感受出来，结果应该为正为负，还是为零。
But, if a field is fairly simple, you should be able to get some general feeling for whether your answer should be positive, negative or zero just by thinking about which way is my flow going.
当然，流速对私人电子邮件来说不成问题，但对视频这类时间敏感的数据则大有影响了。
That may not matter for personal e-mails, but it does for time-sensitive data such as video.
该设计将大大减缓北极和北太平洋之间环流速度，从而让北极降温，减轻全球变暖的影响。
The design would greatly reduce circulation between the Arctic and North Pacific Oceans, thus cooling the former and mitigating the effects of global warming. Or so they say.
布鲁里溃疡经常发生在水体附近-流速缓慢的河流、池塘、沼泽和湖泊；在河水泛滥后也已发生病例。
Buruli ulcer frequently occurs near water bodies - slow flowing rivers, ponds, swamps and lakes; cases have also occurred following flooding.
绒毛在水中就像气流中的旗帜一样摆动，它们摆动的方式包含着流经它们的水流方向和流速信息。
The hairs flutter in moving water as flags do in moving air, and the way in which they flutter contains information about the direction and speed of the water moving past them.
因此最好建模数据流通过应用程序的路径，并考虑清楚常规应用程序功能中可能减缓数据流速度的各点。
It is therefore a good idea to model the path of data flow through your application and consider each point where normal application functions might slow that flow.
在河流下游，由于流速变缓，泥沙(等沉淀物)自然而然地堆积在河床中，曾经造成黄河经常改道。
In the lower reaches, where the current slows, the natural accumulation of sediment in the riverbed has caused the river to change course often in the past.
收集和评估了这些信息之后，我就帮助其他科学家一起预测下次火山熔岩将往何处流去，流速是多少。
Having collected and evaluated the information, I help other scientists to predict where lava from the volcano will flow next and how fast.
大多数可见的大楼屋顶都将以绿色植被覆盖，从而降低雨水流速，同时还可以显著降低开发区域的热岛效应。
Most of the visible roofs will be covered in greenery to slow storm water runoff and significantly reduce the heat island effect of the development itself.
在试验中，一只被蒙住眼睛的海豹用胡子感应水流速的变化，从而发现鱼游动的路径——即使那猎物是在30秒以前经过那里的。
In experiments, a blindfolded harbor seal can detect the passage of a fish by using its whiskers to sense changes in flow velocity - even 30 seconds after its prey has passed by.
在试验中，一只被蒙住眼睛的海豹用胡子感应水流速的变化，从而发现鱼游动的路径——即使那猎物是在30秒以前经过那里的。
In experiments, a blindfolded harbor seal can detect the passage of a fish by using its whiskers to sense changes in flow velocity - even 30 seconds after its prey has passed by.
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