underwater welding的意思|示意
美 / /
英 / /
underwater welding相关例句
Development and application of underwater welding and cutting were introduced for reference.
简述了水下焊接与切割的发展及应用情况,以供参考交流.
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A pulsed - wire feeding machine for underwater welding has been developed.
研制了一种用于水下焊接的脉动送丝机构.
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