管型电缆 meaning in Chinese

pipe type cable

Specification for plain end seamless and electric - resistance - welded steel pipe for high - pressure pipe - type cable circuits
高压管型电缆线路用平端无缝与电阻焊钢管规范
Standard specification for plain end seamless and electric - resistance - welded steel pipe for high - pressure pipe - type cable circuits
高压管型电缆线路用平端无缝与电阻焊钢管的标准规范