It is derived from five sources, - rains, rivers, surface-water or shallow Wells, deep Wells, and springs.
其来源有五：雨水、水、表水(浅井水)深井水和泉水。
Counterweights on the walking beam are used for shallow Wells and they can be adjusted by moving them along the beam.
在游梁上的平衡块用于浅井，并可沿游梁移动平衡块进行调整。
Fluid inertia effects increase equipment loading and reduce efficiency in high rate shallow Wells with high water production.
在含水率较高的大排量浅井中，流体的惯性效应使设备负荷增加，并降低了泵效。
The shallow wells remained popular among larger, richer farmers, who became water lords and put many small farmers out of business.
至于浅井，在较大型、较富有的农场仍广受欢迎，这些富农也成为「水霸」，逼得许多小型农场无法耕作。
Rural areas often lacked good water because deep wells were expensive and difficult to build, while the water from shallow wells was usually cloudy.
乡村地区往往没有好的水源，因为开凿深水井既昂贵又困难，而浅水井的水又通常很浑浊。
This water can be collected in pipes or trenches, or can migrate into the shallow groundwater, which is collected using clay barriers and withdrawal wells.
垃圾沥滤液可采用管道或地沟收集，或者采用粘土防渗屏障或采用引流井将其引入浅表性地下水体。
Most Wells were "flowing" Wells or those that penetrated shallow ground water levels.
大多数水井是“冒水”井，或者是浅水位井。
The first Wells were shallow and the gas was mixed with water, which would freeze in the winter, making distribution impossible.
最初的井都较浅，天然气和水混合在了一起。水在冬天会结冰，导致无法输送天然气。
The radioactivity variation of the shallow part of Yellow River delta with the natural gamma ray spectrum logging from 16 Wells is studied.
通过16口浅层自然伽马能谱测井资料分析黄河三角洲浅层放射性的区域变化状况。
Conventional hot washing by moving hot washing truck ADAPTS oil Wells with high reservoir pressure and shallow depth of plunger and relatively minor paraffin problem.
活动热洗车常规热洗适合地层能量充足、下泵深度较浅、结蜡不太严重的的油井。
The shallow gas wells have lower production than the deep wells, and have large water production.
浅层气井日产气量相对低于深部气井，日产水量较大，生产压差大；
This technology can be used not only in mid-shallow casing failure Wells, but also in mid-deep casing failure Wells.
该项技术不仅适用于中浅层的套损井，也适用于中深层的套损井。
In order to demolish discarded oil Wells effectively, large linear cumulative cutter is always applied in shallow sea.
为了有效地爆破拆除浅海废弃油井，需要应用大型线型聚能切割器。
The field application of improved technique showed that the PCP lifting technique is effective in shallow directional wells.
现场应用表明，浅层定向井的螺杆泵举升工艺是可行的。
The field application of improved technique showed that the PCP lifting technique is effective in shallow directional wells.
现场应用表明，浅层定向井的螺杆泵举升工艺是可行的。
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