a直到 考试结束才放松心情 Finished until the test only then relaxes the mood[translate] a广开言路 Encouraging the wide airing of views[translate] aI confirm the information about specification of electrode: AWS E8018-B2. 正在翻译,请等待...[translate]...
Electrode Coating Type Base Slag Characteristic Alkaline Stainless Steel Welding Rod Type Low Alloy Steels Function Surfacing Electrode, Low Hydrogen Type Electrode, Hardfacing Electrode, High Efficient Iron Powder Electrode, Gravity Electrode, Moisture-Proof Electrode Weldin...