“inflatable packer”可以造什么句,inflatable packer造句
来源:语文精选馆 3.46W
Production or test packers may be set in cased holes and inflatable packers are used in open or cased holes.
inflatable packer test string
The minimum restriction should be considered in both running and retrieving modes if any increase in tool string outside diameter is likely, such as when perforating or when using inflatable packers.