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bn:14471725n

Noun Named Entity

No term available

The R-4D is a small hypergolic rocket engine, originally designed by Marquardt Corporation for use as a reaction control system thruster on vehicles of the Apollo crewed Moon landing program. Wikipedia

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IS A

محرك صاروخي

PART OF

قمر اصطناعي للاتصالات

مركبة الهبوط على القمر

مستكشف بيئة الغبار والغلاف الجوي القمري

COUNTRY OF ORIGIN

MANUFACTURER

Marquardt Corporation

SOURCE OF ENERGY

hypergolic

USE

نظام تحكم رد فعلي