back weld

基本解释

The method mainly comprises back welding and front welding.
該方法主要包括反麪銲接、正麪銲接。
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Segmental back welding is adopted for each welding seam to minimize the residual stress and deformation of welding.
每條銲縫採用分段退銲法，減小銲接殘餘應力和變形。
A closed-loop control system with welding current as control parameter is founded to control the width of isothermal line of back-side welding temperature field in TIG welding of thin plate.
以銲接電流爲控制量，研制了薄板鎢極氬弧銲（TIG）背麪溫度場等溫線寬度閉環控制系統，實現了對銲縫背麪熔寬和熔透的控制。