The methods of treating vertical drainage channels as the medium of strong permeation and as negative pressure boundary conditions were applied in the vacuum preloading test section of the Beijing-Shanghai High-speed Railway under identical conditions.
在其他条件都相同的前提下,将竖向排水通道作为渗透性很强的介质和作为负压边界条件的两种不同方法应用于京沪高速铁路真空预压试验段。
Discussion of Vertical Drainage Channels for Numerical Analysis of Vacuum Preloading
真空预压数值分析中竖向排水通道的讨论
Study on the Neural Netwoks On-Line Control Method of Highway Tunnel Longitudinal Ventilation by the Blowing and Exhausting Shaft;
公路隧道竖井送排式纵向通风神经网络在线控制方法研究
A drainage passage, as to a culvert.
排水沟排水通道，如阴沟
Optimized model of air supply outlet angle in highway tunnel blowing and exhausting longitudinal ventilation system
公路隧道竖井送排式通风送风口角度优化模型
Study of Buoyancy-Opposed Mixed Convection in Vertical Passages;
竖直通道内逆浮升力方向的混合对流传热研究
ventilation and drainage of exploratory tunnel
坑探勘探坑道通风排水
They are busy clearing out the drains.
他们正忙于疏通排水道。
Analysis of Axisymmetrical and Equivalent Plain Strain Consolidation by Vertical Drains;
含竖向排水体地基轴对称固结及平面应变等效固结分析
Characteristic of vertical distribution of porous asphalt based on X-ray computed tomography imaging techniques
基于X-CT技术的多孔排水沥青混合料空隙竖向分布特性
A pipe or channel by which liquid is drawn off.
排水管排掉液体的管或通道
multi-level outlet shaft spillway
多层进水竖井式溢洪道
Studies on Smoke Movement & Control in Shafts and Stairwell in High-rise Buildings
火灾烟气在高层建筑竖向通道内的流动及控制研究
Effects of Curvature on Characteristics for Annular Flow in Vertical Narrow Annular Gap
曲率对竖直向上环形狭窄通道内环状流特性的影响
We waste the dirty water by channeling it into the sewer.
我们通过沟槽把脏水排放到下水道中。
Relief valve must be piped to a suitable drain.
安全阀必须配置通向适当排泄口的排泄管道。
Drainage was to the north and individual channels bifurcate in that direction.
整个水系向北排水，各个河道朝该方向分叉。
open-flued (fanned draught) gas water heater
普通烟道式（机动排烟）气体热水炉
instantaneous open-flued (natural draught) gas water heater
即热普通烟道式（自然排烟）气体热水炉