用“packer”造句大全，packer造句
cuptyperetrievablepackerretrieval-DBpackerfilmvacuumcombinationpackerpackersettingcontrollinesinglestringretrievablepackerunitwatermedicinalbottlepackerdownward-lookingcup-typepackersinglegripretrieva...
用“inflatable packer”造句大全，inflatable packer造句
inflatablepackerteststringProductionortestpackersmaybesetincasedholesandinflatablepackersareusedinopenorcasedholes.Theminimumrestrictionshouldbeconsideredinbothrunningandretrievingmodesifanyincreasein...
用“retrievable packer”造句大全，retrievable packer造句
1、singlestringretrievablepacker2、cuptyperetrievablepacker3、Inthedesignofthehydraulicdual-anchorretrievablepacker,thefollowingshouldbetakenintoconsideration:(1)selectionofanchoringmode;4、Itisattach...
用“Craig Packer”造句大全，Craig Packer造句
ThisphenomenonwasobservedbyCraigPacker,awildlifebiologistattheUniversityofMinnesota.Thebiggeranddarkerthemane,themorematesalionattracts,andthebetterhiscubssurvive,PeytonWestandCraigPackeroftheUniversi...