The filter pressure drainage and drainage are two ways to manually drain. Manual drainage when the water level below the level reached before the filter must be excluded.
本过滤器排水有压差排水与手动排水二种方式。手动排水时当水位达到滤芯下方水平之前必须排除。
The infinity pool overflow drainage system allows for total integration at ground level and provides certain spirituality.
无限的水池的排水系统与地面融合在一起，提供特定的精神享受。
Roads should be built above flood level and have adequate drainage.
道路应当修建于洪水线之上，并且应设有充足的排水系统。
Box level on the South East corner. The black pipes are the beginning of work on the pitch drainage system.
球场包厢位于东南方的角落视野。那些黑色的管子是工程最初的球场排水系统。
The company has introduced international advanced level of the drainage pipe casing pipe fittings and electrical production, testing equipment and technology.
公司引进具有国际领先水平的给、排水管材管件及电工套管生产、检测设备和技术。
Subsurface pipe drainage in drought-prone region is superior to surface drainage in draining off water and salt, controlling ground water-level, and increasing crop output, etc.
以明沟排水为对照，论述了内陆干旱重盐碱区暗管排水在排水排盐、控制地下水位、提高土壤脱盐效果及提高作物产量等方面的优越性。
Royal Garden song Drainage Design Science, building sophisticated, full of fun, is an ancient landscape architecture landscape quality, to achieve a fairly high level.
御花苑曲渠设计科学，建筑精巧，充溢情味，是一处古代山川园林建筑精品，到达相当高地程度。
For effective drainage therefore, the entire site should be located above flood level at a minimum of 3 m above the water table, preferably on a gently sloping area.
因此需要注意，为了保证有效的排水，整个地点应当高过洪水水位、高于地下水位至少3米，最好是在地势略微倾斜的地区。
If the response amplitude and phase changes have taken place, the well water level in tidal response to meet the full drainage.
若响应振幅和相位都发生变化，则井水位潮汐响应满足充分排水条件。
Focus on the water resources and water environment information inquiry, analysis and appraisal of drainage basin level.
主要侧重于流域层次的水资源与水环境信息查询、分析和评价。
Objective: to observe the change of blood endotoxin level after external biliary drainage with bile extracorporeal bypass in patients with malignant obstructive jaundice.
目的：探讨外引流术体外转流胆汁对恶性梗阻性黄疸病人血内毒素水平的影响。
As the exploitation level extends down and the drainage increases in karst mine, the groundwater level descends continuously.
随着岩溶矿山开拓面的不断延深和排水量的不断增大，地下水位将持续下降。
While the reservoir water level is changing, the groundwater drainage of the slope is changing, which could cause slope failure.
当库水位变化时，库岸边坡地下水排泄条件发生变化，该条件的变化可以导致库岸边坡失稳。
The reasonable layer selection is the main influencing factors for gas drainage by high level borehole, the borehole parameters is based on the caving & fracture zone height of gob.
高位钻孔抽放最主要的影响因素是合理层位选择，其钻孔参数应根据采空区冒落带及裂隙带高度来设计。
Sand mining further erodes the coast, and ground water drainage to sustain human populations triggers land subsidence even as the sea level rises by around 5mm a year.
采砂业也在进一步侵蚀着河岸，而人类的地下水开采导致地面沉降，与此同时，海平面正以每年5毫米的速度上升。
With decompress well and drainage ditch to drain and decompress can effectively reduce groundwater level and prevent immersion outside reservoir.
减压井和排渗沟联合排渗减压是降低地下水位、防止库外浸没的有效措施。
The physical model tests were performed to study the influence of pipe drainage system on soil permeability, groundwater level and slope residual downslide thrust.
为了研究管网渗流系统对土体渗透性能和地下水位以及边坡剩余下滑推力的影响，进行管网渗流系统的物理模拟试验。
Based on the theories of dynamic programming, an optimum method has been worked out in this paper to solved the problem for water level control of main drainage channel and an example has been given.
本文应用动态规划理论，探讨了一个解决排水干道水位控制优化问题的方法，并附有计算实例。
Conclusion CEA level in the bile collected by duodenal drainage helps confirm liver metastasis in patients with colorectal cancer.
结论大肠癌肝转移患者十二指肠胆汁的CEA值有显著性增高。
The best rice land is level, conveniently diked for alternating irrigation and drainage.
稻田最好是在平地上，筑田埂以利排灌。
The traditional drainage method isn′t practical. Drainage cutting combined with weeper drain could quickly dewater to the designed water level.
用疏导法排水与盲沟排水相结合的技术措施，能快捷有效地把泉水降至设计标高以下。
Pipe drainage of groundwater are often developed in the pebbly clay slopes and are important in restricting groundwater level rising and in keeping slope stability.
含碎块石土质边坡中常发育有地下水排泄管道，他们控制地下水水位上升，对保持边坡稳定十分重要。
In accordance with HSE requirement, closed draining system connected to the plant waste oil pipes shall be used for level gauges drainage.
根据环保及安全要求，仪表液面计等仪表的排放采用密闭排放方式，接入装置内的污油管道系统。
The control circuit controls the water drainage mechanism using a relay and a contactor by the water level detection signal.
控制电路通过水位检测信号，利用继电器和接触器控制排水机构。
The measured data of the groundwater level, rainfall and the drainage tunnel discharge about the landslide are studied.
通过实际工程，研究降雨量、地下水位、排水隧洞流量的监测数据资料。
Under the natural drainage conditions of the mine shafts, the water level of the 4th aquifer lowers considerably. Thence, large area of ground subsidence occurs.
在矿井自然疏水条件下第四含水层(底含水层)水位大幅度下降，随之发生地表大面积沉降。
Under the natural drainage conditions of the mine shafts, the water level of the 4th aquifer lowers considerably. Thence, large area of ground subsidence occurs.
在矿井自然疏水条件下第四含水层(底含水层)水位大幅度下降，随之发生地表大面积沉降。
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