屏蔽：用轧纹(不轧纹)双面涂塑铝带纵包于缆芯包带之外，两边搭接粘合。
Shield: a corrugated (or non-corrugated) al tape with both sides plastic coated is applied to longitudinally wrap the core covering with two edges overlapped overlap seam sealed.
缆芯外挤上一层聚乙烯内护套，双面涂塑钢带(psp)纵包后挤制聚乙烯护套成缆。
After the PSP is longitudinally applied over the inner sheath, the cable is completed with a PE outer sheath.
本文从亚包晶钢的裂纹敏感性，表面纵裂形成及影响因素等方面进行讨论，初步阐述了亚包晶钢圆坯表面纵裂形成原因及各种因素对表面纵裂的影响。
The crack sensitivity of hypo-peritectic steel, its formation mechanism and factors are discussed, and on the analysis, the reasons and factors on longitudinal surface crack are found out.
本文从亚包晶钢的裂纹敏感性，表面纵裂形成及影响因素等方面进行讨论，初步阐述了亚包晶钢圆坯表面纵裂形成原因及各种因素对表面纵裂的影响。
The crack sensitivity of hypo-peritectic steel, its formation mechanism and factors are discussed, and on the analysis, the reasons and factors on longitudinal surface crack are found out.
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