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Cardiac Valve Annular Reduction

Known as: Annular Reduction, Cardiac Valve, Cardiac Valve Annulus Shortening, Annulus Reduction, Cardiac Valve 
 
National Institutes of Health

Papers overview

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2016
2016
The measurement of wellbore annulus gas–liquid two-phase flow in CBM (coalbed methane) wells is of great significance for… Expand
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2010
2010
The structures and functions of charging machine and discharging machine of annular heating furnace,as well as their common… Expand
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