Code for construction and acceptance of wire pipelines with extruded connection thin wall steel conduit

Specification for construction and acceptance of wire pipelines with fastening connection steel conduit

套接紧定式钢导管电线管路施工及验收规程

Characteristics and construction technology of telescopic steel conduit with tapered adapter

套接紧定式钢导管的特点及施工工艺

Model identification for large-scale hydroturbine with complex conduit system is very important to the quality of power system stability analysis and control.

复杂输水系统下的大型水轮机模型辨识对保证电力系统稳定分析与控制的质量具有重要作用。

Numerical Simulation on Layout for Overflow Weir in Free-Flow Tunnel of Conduit System

引水发电系统无压隧洞中弃水堰位置的数值模拟研究

United Simulation of Hydro-electrical System Based on Detailed Models of Conduit System and Hydro Turbine

基于输水系统和水轮机详细模型的水电系统联合仿真

Analysis on minimum superelevation of retaining weir in long distance water transfer conduit system

自流压力输水管路保水堰最小安全超高分析

Removable side panels and an internal conduit system facilitate cable management.

可卸侧板和内部管道系统便于电缆管理。

Study on the Conduit System Types and Hydrocarbon Accumulation Rules in Junggar Basin

准噶尔盆地油气输导体系类型与成藏规律研究

Research on stability of valve regulating at the end of water conduit system

输水系统末端设置阀门控制的稳定性研究

Moreover, the earth-rock backfill of head conduit can recover early plant cover, and the layout is fit for terrain where topographical falling gradient is less than 20 degrees.

同时，回填管回填土石后，能够恢复原来植被，保护生态环境，且较适于地形坡度小于20°地面布置。

For high-head and long-distance head conduit of hydroplant, using backfill-conduit form can reduce project cost and accelerate construction progress obviously.

高水头、长距离引水的水电站压力管道采用回填管形式可明显地降低工程造价，加快施工进度；

The Optimization Analysis of Weld Residual Stress for Head Conduit

压力管道焊缝残余应力的优化分析

The utility model belongs to a scope of electric pipe connection pieces, in particular to a muff-coupling clamping closed galvanized steel conduit joint device.

本实用新型公开了属于电气管线连接件范围，特别涉及一种套接紧定式封闭型镀锌钢导管接头装置。

On the basis of defining energy dissipation ratio in a closed circular conduit as specific energy loss of hydraulic jump divided by specific energy of initial flow, this paper derives a basic equation for calculating this energy dissipation ratio and describes its characteristic.

在定义管道内水跃的消能系数为水跃单位能量损失与跃前断面水流原有单位能量的比值的基础上，推导出计算消能系数的基本公式，并分析了它的规律性。

Suspension index of the flow in a closed conduit is analysed analysed considering the mechanism of the turbulent sediment sUSpension.

根据紊动悬浮泥沙的机理，本文分析了泥沙在管路中输送时有效悬浮指标的表达式。

Waterproof Sealing of municipal project, sewage conduit, sealing of dilatation joint of tunnel and road project, adhesion and sealing of ceramics.

市政工程、排污管道的防水密封等，隧道及道路工程的混凝土伸缩缝密封，陶瓷工程的粘接及填缝密封。

Hardening sewage conduit, erecting sewerage system were significant measure in preventing ground water being polluted.

养殖场排污道硬化、建立污水处理系统，是防止地下井水被污水污染的重要措施。

Therefore, soil and water conservation engineering should be well done and the construction of sewage conduit should be strengthened to improve the eco-environment of the Qionghai Lake.

因此，要作好流域内的水土保持工程，加快污水管道建设，才能改善邛海生态环境。

Pipe jacking construction technique of sewage conduit

污水管道顶管施工技术

The paper discusses the control valves which use in the air conditioning water or steam conduit of intelligent buildings, introducing their structure, main parameters, working principles, characters and how to take the generic method to design and select the caliber of control valves.

合理选择阀门在供水管道中的重要性文章讨论应用于智能建筑空调水、汽系统中的控制阀门，介绍它们的结构、主要参数、工作原理、特征和选择阀门口径的简化方法。