local dry welding 局部干式焊接
local dry underwater welding 局部干式水下焊
underwater local dry welding 水下局部干式焊接
dry method underwater welding 干式水下焊
dry underwater welding 干式水下焊
hyperbaric dry-habitat welding 水下干室高压焊接
Welding experiments prove that the design of local dry welding rotating arc sensor can improve welding quality.
焊接实验证明，所设计的局部干法焊旋转电弧传感器改善了水下焊接的质量。
The text introduces the welding leak phenomena of large caliber pipe across river, and wet or dry welding repair technology below water.
介绍了大口径过河钢管接口焊缝爆漏现象，以及湿法和干法水下焊接修复技术。
In the construction of steel pipe scaffold on electric welding machine, vibrator and other electrical equipment should be placed in dry wood, operators shall wear insulating protective equipment.
在钢管脚手架上施工的电焊机、振捣器等用电设备应放置在枯燥的木板上，操作人员应穿戴绝缘的防护用品。
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