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管管道

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管管道

管管道

管管道

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TOEFL+21天 ... truth n 真理；真实；真相，事实 tube n 管，管道；管状地下隧道 tundra n 冻土带，寒漠 ...

1

The at least one web extends vertically from at least one of the top and bottom of the header pipe and is connected to the flange .

至少一个腹板从集管管道的顶部和底部中至少一个竖直延伸并连接到凸缘上。

5

The Measurement of the Rate of Flow in the Piping Not be Filled by Liquid

非满管管道流量的测量

6

Testing of glass fibre reinforced plastics pipes; determination of the longitudinal shear strength of type B pipe fittings

玻璃纤维增强塑料管道检验 .相当于 B 型管 .管道零件粘附抗剪强度的测定

11

Specification for structural design of buried rectangular pipeline of water supply and sewerage engineering

给水排水工程埋地矩形管管道结构设计规程

12

Technical specification for steel-plastic complex pipeline engineering of water supply in building

建筑给水钢塑复合管管道工程技术规程

13

Specification for structural design of buried cast-iron pipeline of water supply and sewerage engineering

给水排水工程埋地铸铁管管道结构设计规程

15

Technical specification for buried PE pipeline of sewer engineering

埋地聚乙烯排水管管道工程技术规程

16

Hydraulic Flanged Tube, Pipe, and Hose Connections, Four-Bolt Split Flange Type

四螺栓拼合法兰型液压法兰管、管道及软管接头

17

Technical specification for PVC-U inner spiral rib pipe for buildings drainage

建筑排水用硬聚氯乙烯内螺旋管管道工程技术规程

18

Specification for structural design of buried premade concrete round pipeline of water supply and sewerage engineering

给水排水工程埋地预制混凝土圆形管管道结构设计规程

19

Technical specification for flexible joint cast iron pipe system of building drainage

建筑排水柔性接口铸铁管管道工程技术规程

20

Pipes for rail vehicles; selection for pipelines

有轨车辆用管 .管道概述

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