Terms containing screw with threads

Subject	English	Dutch
mech.eng.	screw thread penstock with fixed spindle	schroefsluis met heugelstang
mech.eng.	screw thread penstock with fixed spindle	schroefafsluiter met heugelstang
chem.	screw with constant depth of thread	schroef met constante draaddiepte
chem.	screw with decreasing depth of thread	schroef met afnemende draaddiepte
mech.eng.	screw with threads	meervoudige schroefdraad