controlling weld heat input
controlling weld heat input
控制焊缝热输入
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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Applied GTAW and SMAW to weld Ammonia Saturator with emphasis on preweld treatment and controlling welding heat input, high welding quality and efficiency were reached.
在氨饱和器焊接中采用钨极氩弧焊与焊条电弧焊相结合的焊接方法，重视焊前清理和焊接线能量控制，既保证焊接质量又提高生产效率。
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