1.
twin pipelines [aviation fuel receiving facility]
双管道输油管〔飞机燃料接收设施〕
2.
Return air duct section. Single- or double-line ducts can be specified.
回风管道部分。可以指定单线管道或双线管道。
3.
Double Layer SAW Pipe with Large Diameter for Transmitting Oil and Gas
油气输送管道用大直径双层埋弧焊管
4.
Supply or return duct section. Single- or double-line ducts can be specified.
送风或回风管道部分。可以指定单线管道或双线管道。
5.
Duct extension. Supply or return duct can be specified. Single- or double-line ducts can be specified.
管道延伸。可指定送风管道或回风管道。可以指定单线管道或双线管道。
6.
Additional supply duct section. Supply or return duct can be specified. Single- or double-line ducts can be specified.
附加送风管道部分。可指定送风管道或回风管道。可以指定单线管道或双线管道。
7.
Double-side,two-men vertical welding procedures for small-diameter cryogenic aluminum alloy pipelines
小直径低温铝合金管道双人双面立焊工艺
8.
single phase double insulation pipeswabbing machine
单相双连绝缘管道清理机
9.
Discussion on the quality control points of double-wall corrugated drainage pipes works
浅谈双壁波纹管排水管道工程的质量控制要点
10.
Multi fan section. From 2 to 4 fan sections can be specified. Single- or double-line ducts can be specified.
多个扇形段。可指定2到4个扇形段。可以指定单线管道或双线管道。
11.
Drag onto the page, then right-click to specify single- or double-line ducts.
拖到绘图页上，然后右击可以指定单线管道或双线管道。
12.
Various road and ramp crossings with some above ground leak detection and multiple below ground double wall pipe sections.
地上是各种道路和跑道纵横，地下是双重管道多层交错。
13.
A two-way communication exists between government leaders and the people.
政府领袖与民间沟通交流的管道是双向的。
14.
Research on Double-layered Pressure Pipes and Their On-line Safety Monitoring Technology;
双层压力管道及其在线安全监控技术研究
15.
The Interventional Therapy of the Huge Lung Abscess by Implanting Catheter via the Chest Wall and Tamponading the Bronchus with Fibrin Glue;
经胸壁插管、气道粘堵双路介入治疗巨大肺脓肿
16.
Study on the Parameters of Barrel Vault Advanced Support of Soft Rock Double-arch Tunnels under Unsymmetrical Pressure;
软岩偏压双连拱隧道管棚预支护参数研究
17.
The Front-end Design of Power Supply Management IC for Dual Channel USB Equipment;
双通道USB设备电源管理芯片的前端设计
18.
Study on Some Techniques of Doubly Linked Crude Oil Transport Pipeline Leak Detection;
双线原油管道泄漏检测系统若干技术的研究