gas anchor
短语词组
- gas anchor packer 气锚封隔器
- oil well gas anchor [油气]油井气锚
- gas -sand anchor 气砂锚
- multicup isoflux gas anchor 多杯等流型气锚
- gas and sand anchor [油气]气砂锚;气砂锚
- decentralized gas anchor 偏心气锚
- the gas anchor 气锚
- closed -type gas anchor 闭式气锚
- corrugated multicup isoflux gas anchor 瓦棱状多杯等流型气锚 返回 gas anchor