套管的 meaning in Chinese

telescopic

Effect of gypsum - salt bed on casing in sichuan area
四川地区膏盐层对套管的影响分析
I study on the hdpe silicon oil prelubricated innerduct
硅油自润滑光缆保护套管的研制
Test method for voltage withstand of outer jacket
外部套管的耐压试验方法
Standard specification for asbestos tubular sleeving
石棉套管的标准规范
Plastic sleeves for telecommunication cable - connecting sleeves
通信电缆连接套管的塑料护套管

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