管盖 meaning in English
tube closure
Examples
- The early system were known as open systems, because the oil-filler cap was open, or vented to the atmosphere .
早期的控制系统，就是人们所知道的“开式”系统，因为它的加机油管盖是开式的，或者说因其与大气连通。 - Push - on varieties were also available , but are not frequently used
（除旋转式管盖外， ）还有下推拉式的管盖，但是并不常用。 - Membraseal - type tubes are usually pierced open with a “ spike ” cap of polythene or hard plastics
破封型软管则经常配有聚乙稀或硬塑料制的“钉状”管盖以刺穿密封的管口。 - Fixed railway installations . compact ducting in reinforced concrete for electric lighting cables . covers for 90 degrees elbows
铁路固定装置.照明电缆用嵌入钢筋混凝土的密排导管.弯管盖 - Fixed railway installations . compact ducting in reinforced concrete for electric traction cables . covers for 90 degrees elbows
铁路固定装置.电气牵引电缆用嵌入钢筋混凝土中的密排导管.弯管盖