螺旋狀粗螺紋符合錐螺紋連接工法

1.特點 2
2.適用范圍 2
3.連接原理 2
4.工藝流程及操作要點 3
5.材料設(shè)備 4
6.質(zhì)量檢查 5
7.勞動組織 6
8.安全措施 6
9.效益分析 6
10.工程實例 7

Coarse thread spiral construction methods meet the taper thread connection

1. Features 2
2. Scope 2
3. Connection Principle 2
4. Technology and operating points of 3
5. Materials and equipment 4
6. Quality Inspection 5
7. Labour Organization 6
8. Safety 6
9. Benefit Analysis 6
10. Projects 7

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