... 芯板厚度Wick board Thickness 插丝结构Cutting Wire Structure 单.双面网.疏密插丝Single or double sides meshdifferent densities ...
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The job of maintenance adopts the underwater diamond wire saw for cutting the oil - gas pipelines aiming at the characteristic of the benthal condition and the structure of the pipelines.
在海底油气管道维修过程中，针对海底作业工况和油气管道的特殊结构采用水下金刚石绳锯机完成管道切割作业。
The lead wire parts multi-position progressive die is introduced, the method of multi-units strip material cutting off is stated, and a novel guide pin structure is introduced.
介绍了引线角多工位级进模，叙述了多单元条料的切断方法，及以一种新颖的导料钉结构。
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