1、
2、
Welding Cracking Analysis of Thick Body Pressure Oil Vessel Manhole Pipe Forging
厚壁压力油罐人孔锻件焊接裂纹分析
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3、
Cause Analysis to Manhole Leakage of 330 MW Unit High Pressure Heater and its Retrofit Measure
330MW机组高压加热器人孔门泄漏原因分析与改进措施
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5、
The air tank includes the body, safety valve, blow-off valve, pressure meter and manhole, etc.
储气罐包括本体, 安全阀, 排污阀, 压力表,人孔等.
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