metal pencil
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- 焊条
双语例句
- With the result the coating projects beyond the molten end of the electrode metal.
结果药皮伸延于焊条金属芯熔端之外。 - By adding magnesium powder into the coating of electrode,the sulphurs removal in deposited metal was satisfactory.
通过理论分析及实验，探讨了手工电弧焊焊条药皮中添加金属镁粉的脱硫效果。
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