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Opening Hole

Opening Hole

Opening Hole

Opening Hole

3

Probe into Opening Hole Design of Shearing Wall for Small High-Rise Building

小高层剪力墙结构开洞设计探讨

4

Effects of Structure of Opening Hole in Gas Distributor on Detained Mass of Material for Fluidized Drying

气体分布板开孔结构对流化干燥滞留率的影响

5

Study on the Method of Nozzle-reinforcing of Large Opening Hole under the Internal Pressure

内压容器大开孔接管补强分析方法的探讨

7

A High-Efficiency Device of Scriber and Opening Hole

一种高效划线开孔装置

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