Because the surface of the water table is not flat but instead rises and falls with topography, groundwater is affected by gravity in the same fashion as surface water.
由于地下水位不是平面的,而是随着地形起伏的,所以地下水和地表水一样受到重力的影响。
Recent studies of ancient Maya water management have found that the urban architecture of some cities was used to divert rainfall runoff into gravity-fed systems of interconnected reservoirs.
最近对古玛雅水资源管理的研究发现,一些城市的城市建筑被用来分流降雨径流到相互连接的水库的重力补给系统中。
Mars is a six-month flight away, and it has surface gravity, a thin atmosphere, frozen water, carbon dioxide and essential minerals.
飞往火星需要六个月。火星具有表面重力、稀薄的大气、冰冻的水、二氧化碳和基本矿物质。
The moon's low gravity also means that water composed of regular hydrogen and oxygen will escape quicker than heavy water, perhaps leading to a concentration of deuterium in the water of the moon.
月球的低重力也意味着由普通氢气和氧气组成水将会比重水更快的消失,可能导致在月球上水的氘含量。
A keel also provides weight low under the water to lower the boat's center of gravity below the waterline, which is needed so that the boat bobs back upright if knocked over by wind or waves.
龙骨同时也增加了船只的底部重量,从而将船只重心降到吃水线之下,而这对于船只在被风浪打翻时能够得以及时回正是十分必要的。
Both store cooling water at higher elevations; if everything else fails, gravity should work.
两座核电站在较高处都储备着大量冷却用水;如果其他都发生不测,重力应该起作用。
And since a typical tower contains a full day's worth of water, the force of gravity can maintain the hydrostatic pressure of the water system even when the power goes out.
普通水塔储蓄一整天的用水,由此,即便在停电的情况下,重力作用仍能保持供水系统的静水压力。
And the idea was that gravity did work on the water and falling, and that work led to the generation of heat.
焦耳的想法是,重力对水,做了功。
It might have a surface of "hot ice" - water that remains solid despite its heat because it gets compressed by the planet's gravity.
这颗行星可能拥有一个“热冰”的表面,由于受到行星引力的压缩,水虽然受热但依然保持固态。
The planet appears to have an atmosphere, gravity like our own – and could have flowing water on its surface.
该行星似乎也拥有大气层和重力作用——其表面也可能有流水存在。
Another shows the rippled skin of rubber seemingly clinging to a ball of water suspended in the air - before gravity brings the moment to an end.
另一幅图显示了起了涟漪的橡胶皮好像正依附于悬浮于空中的满球的水一样-在重力作用毁了这个瞬间之前。
That means if atmospheric gravity waves are present, their pattern becomes visible in the water.
这说明着如果当时存在重力波,从水中就可以见到它的模式。
They say that well before dinosaurs or, really, much of anything roamed the earth, rivers were just vast expanses of water heeding only gravity and heading straight to sea.
他们说在恐龙及地球上有任何走动的生物之前,河流只是非常宽阔的水面,只是服从重力的影响,直接流向大海。
That's because as the day goes on, water in the disks of the spine gets compressed (squeezed) due to gravity, making you just a tiny bit shorter.
那是因为随着时间的过去,受地心吸引力的影响,脊骨盘里的水份压缩了(变薄了),这使你细微的缩短。
They say that well before dinosaurs or, really, much of anything roamed the Earth, rivers were just vast expanses of water heeding only gravity and heading straight to sea.
典型的古代的河流只是宽阔的、像平板一样的水流。 《地质学》和《地球科学评论》上的一项最新研究说我们应该感谢最初的那些陆生植物,它们使河流变得弯曲了。
But more important, scientists and engineers have since compared the weight of a volume of material with an equal volume of water and called the result Specific Gravity.
但更为重要的是,科学家和工程工程师们一直将一定体积的材料和同体积的水相比较,把比较的结果称之为“比重”。
They argued that, as on Earth, a great deal of water will be locked up within such planets' mantles, forced there by the very gravity that others worry will drown their surfaces.
他们争辩道,就像在地球上,大量的谁会被锁在行星的地幔中,由重力所导致,而其他人担心同样是这个重力会导致水淹地表。
A vertical or horizontal metal separator that USES gravity to separate water, gas, and oil.
利用重力分离水、气和油的立式或卧式金属分离器。
The water coning caused by the imbalance between gravity and viscous forces is the most important reason for water production in different fractured reservoirs.
重力和黏滞力之间的不平衡性是水锥生产的重要原因,也是不同裂缝性碳酸盐岩油藏见水的重要原因。
Physically speaking, swimmers force a mass of water in front of them to rise up against gravity.
身体上地说话,游泳者们在他们前面强迫水的团块在对严肃上面升起。
Gravity and spring loaded heads pop up automatically when the water is turned on.
重力和弹簧头自动弹出当水处于打开状态。
That both the structure and material of gravity dams and construction means of earth dams are used in roller compacted concrete dams make them increasingly used in water work.
碾压混凝土坝将混凝土坝结构和材料与土石坝施工方法两者的优越性结合起来,在水利工程中得到愈来愈多的运用。
That both the structure and material of gravity dams and construction means of earth dams are used in roller compacted concrete dams makes them increasingly used in water engineering.
碾压混凝土坝将混凝土坝结构和材料与土石坝施工方法两者的优越性结合起来,在水利工程中得到愈来愈多的运用。
In the gravity type oil water separating field, the shearing field mainly exists in all kinds of collison packing and flow boundary of vessel.
在重力式油水分离场中,剪切流场主要存在于各种聚结填料中和器壁的流动边界层内。
The main loads leading to collapse of dangerous rock are gravity, water pressure and earthquake force.
重力、水压力、地震力是危岩崩塌的主要荷载。
All of the drinking water coming from the Catskills to New York City is delivered by gravity.
从卡茨基尔山到纽约市的所有饮用水都是通过重力输送的。
The results show that oil recovery can be enhanced effectively by gravity drive of crestal nitrogen injection for increasing oil production and decreasing water cut.
研究结果表明,气顶油藏顶部注氮气重力驱可以有效地提高采收率,达到降水增油的效果;
The main loads such as the water pressure, the sand pressure, the uplift pressure and so on are carried on by both the gravity wall and the rockfill body.
库水压力、淤沙压力和扬压力等主要荷载由重力墙与堆石体共同承担,重力墙与堆石体互相支撑,维持稳定。
The main loads such as the water pressure, the sand pressure, the uplift pressure and so on are carried on by both the gravity wall and the rockfill body.
库水压力、淤沙压力和扬压力等主要荷载由重力墙与堆石体共同承担,重力墙与堆石体互相支撑,维持稳定。
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