needle valve

کلمات مرتبط(needle valve):بازگشت به واژه needle valveneedle
valve

علوم مهندسى : شير محفظه هاى پرفشار
عمران : شيرفلکه سوزنى
شيمى : شير سوزنىکلمات مرتبط(2)

needle valve

Oil and Gas Field Glossary

A valve having a tapered gate that rests in a tapered orifice and used for extremely fine regulation of flow.