The improvement in sewerage and drainage systems.
排水设备和排水系统的改善…
Commercial deposits mainly distribute in a specific sedimentary facies of secondary drainage systems.
工业矿床产于二级水系特定沉积相中。
The construction sites, the small-scale ponding and the drainage systems are the main breeding places.
建筑工地、小型积水和市政排水设施是广州市城区主要蚊虫孳生地。
Drainage systems, mountain passes, low points in ridges, or swamps in low country, often form secondary controls.
排水制度，山经过，低的国家脊，或沼泽的低的点，时常形成中级的控制。
Some of these efforts include energy efficiency, new drainage systems, and improved transportation infrastructure.
这些努力包括能源效率、新的排水系统以及改进的交通基础设施。
The Congo river basin, of which the reserve and forest are a part, is one of the largest drainage systems in Africa.
保护区及其森林属扎伊尔河流域的一部分，而这个流域是非洲最大的排水系统之一。
The presence of drainage systems and public baths showed advanced standards of hygiene and sanitation and ingenious planning.
排水系统和公共浴池的出现表明了高标准的卫生学与卫生设施，以及有独创性的规划。
At present, most drainage systems of all domestic coal mine well adopt conventional means of relay controlling, inspected artificially.
目前国内各矿井的排水系统多采用传统的继电器控制方法，用人工进行监测。
"The ancient drainage systems are thought to have originated in the wet climate of the late Cretaceous, they are that old," Hutchinson said.
Hutchinson说，这些古老的排水系统是在白垩纪晚期为了应付潮湿的气候而被想到的，它们已经是这样的久远。
Read blueprints, drawings and specifications to determine layout of plumbing system, water supply network and waste and drainage systems.
解读蓝图，图纸和说明书用来配置管道系统，给水网，污水排水系统。
In the reconstruction design of a low-lying residential area of a coastal city, its rainwater and sewage drainage systems were reconstructed.
在某沿海城市低洼住宅小区的改造设计中，对其雨水、污水排水系统进行了综合改造。
With the neighboring mountain, right next to the boundary, 3 layers of sub-drainage systems were carefully prepared to prevent flood and land slide.
恰好在边界线附近的邻近的山，设计了3层地下排水系统，以阻止洪水和滑坡。
This environment includes all structures built according to scientific principles, from irrigation and drainage systems to rocket-launching facilities.
此处的环境包括建筑符合科学规范的所有结构，从灌溉和排水系统到火箭发射设施。
Textiles are used as a support or stabilizer for concrete in the construction of DAMS, canals, drainage systems and retaining walls for ponds or lakes.
纺织品还可用作建造水坝、运河、排水系统、水池或湖泊护围的支撑材料或加固材料。
This environment includes all structures built according to scientific principles, from irrigation and drainage systems to rocket-launching facilities.
建筑环境包括依据科学原理建造的所有结构物，从灌溉和排水系统到火箭发射设施。
In this paper, a city in northern China in an area the status of drainage systems and drainage systems in the geographic information system needs analysis.
本文研究了华北某城市某地区排水系统现状，并对该排水系统进行地理信息系统需求分析。
Drainage system USES single stack drainage systems, drainage systems and traditional compared with easy installation, good drainage performance advantages.
排水系统采用特殊单立管排水系统，和传统排水系统相比有安装方便、排水性能好等优点。
In recent years, poor drainage systems and a rise in the number of extreme weather incidents have resulted in many cities experiencing heavy rain and flooding.
近年来，由于落后的排水系统和日益增加的极端天气，已经导致许多城市经历了暴雨和洪涝灾害。
They analyze the stability of DAMS, the safe construction of retaining walls and drainage systems, and the design of landfills and other hazardous waste areas.
同时，他们需要分析大坝的稳定性、保证建筑物的承重墙和排水系统的安全性，还要涉及各种填满地和有害水域的规划。
Previous research in this area has shown that, in general, above-ground drainage systems benefit from a reduction in pipe diameter to improve drain self-cleansing.
该领域过去的研究表明，一般说来，地面以上的排水系统能通过减小管道直径而受益，从而改进排水的自清理。
Drainage systems that were designed to meet the needs of the original service areas are unable to carry extra storm water runoff from newly paved areas in the catchment area.
为服务原有地区设计的排水系统无法承受从新铺装地区聚集的多余雨水。
Applying the theory of system analysis to optimal planning of drainage systems for preventing waterlogging, the authors propose a mathematical model of nonlinear programming.
本文应用系统分析理论，为圩区除涝系统最优规划提出了一种非线性规划数学模型。
The small-scale ponding is the most important for Ae. albopictus, while the construction sites and the drainage systems are the most important for Cx. pipiens quinquefasciatus.
小型积水是广州市白纹伊蚊重要孳生场所，致倦库蚊主要孳生场所是建筑工地、市政排水设施等。
Widely used in petrochemical, printing and dyeing, food, electricity, pharmaceutical, metallurgy, water supply and drainage systems, municipal engineering and other industries.
广泛用于石油化工、印染、食品、电力、制药、冶金、给排水系统、市政工程等行业。
The drainage systems of urbanized area include the municipal drainage systems that consist of rain pipes and the hydrological drainage system that developed from the farm drainage system.
城市化地区的排水系统不仅包括由市政雨水管网构成的市政排水系统，还包括原属农田排涝范畴的区域排涝系统。
The drainage systems of urbanized area include the municipal drainage systems that consist of rain pipes and the hydrological drainage system that developed from the farm drainage system.
城市化地区的排水系统不仅包括由市政雨水管网构成的市政排水系统，还包括原属农田排涝范畴的区域排涝系统。
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