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石油天然气钢质管道对接环焊缝全自动超声波检测试块
Mechanized ultrasonic examination block of girth butt welds in oil and gas steel pipeline
价格:¥0.00
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导管熔焊接头角焊缝X射线照相检验方法
价格:¥0.00
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常压钢质油罐焊缝超声波探伤
Ultrasonic flaw detection of welds on steel oil tanks
价格:¥0.00
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钢筋焊接接头试验方法标准(附条文说明)
Standard for test methods of welded joint of steel bars
价格:¥0.00
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线型像质计
Wire type image quality indicator
价格:¥0.00
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焊接接头裂纹张开位移(COD) 试验方法
Test method of crack opening displacement in welded joints
价格:¥0.00
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结构钢和不锈钢熔焊接头质量检验
Structural steel and stainless steel fusion welded joint quality inspection
价格:¥0.00
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30CrMnSiNi2A钢熔焊接头质量检查
30CrMNSiNi2A steel fusion welded joint quality inspection
价格:¥0.00
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