The key factors causing soil dried layers are great thickness and depth of membrane water zone under ground as well as small thickness of gravity water zone.
由降水少量决定的、埋藏深度小而厚度大的薄膜水带的存在是引起土壤干层发育的直接作用的因素。
Some areas in China are abundant in resources, but short of water source nearby, so the pressured gravity water transportation in long distance must be adopted.
我国一些地区资源丰富，但就近水源缺乏，不得不采用长距离有压重力输水。
The stepped low-pressurized water diversion system is a new type of gravity water supply system, which is simple in structure and water conservation weir is the pivotal structure.
分段低压输水系统是一种结构相对简单，采用分段降低水头的新型自流有压引水结构，而保水堰则是分段低压输水系统的关键建筑物。
In the planning and design of gravity water transfer system, the combined pattern of pressure free pipe and canal with pressured pipe line is sometimes adopted to carry out water transfer.
在重力输水系统的规划设计中，有时采用无压管渠与压力管道相结合的方式输水。
The research shows that the influx depth of gravity water in soil can indicate the existence of dried soil layer and the degree it developed, which is the key factor to decide the kind of vegetation.
已有的研究表明，土壤中重力水的入渗深度能够指示土壤干层的有无和发育强弱，是决定植被类型的最主要和最关键的因素。
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。
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。
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。
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