전문 번역가, 번역 회사, 웹 페이지 및 자유롭게 사용할 수 있는 번역 저장소 등을 활용합니다.
drill bits, drill pipes, drill collars, centralisers and other equipment, specially designed for use in and with oil and gas well drilling equipment.
Κοπτικά άκρα, διατρητικά στελέχη, αντίβαρα, συστήματα οδήγησης και λοιπός τεχνικός εξοπλισμός ειδικά κατασκευασμένος προς χρήση σε/με εξοπλισμό διάνοιξης φρεάτων πετρελαίου και φυσικού αερίου.
interchangeable tools for hand tools, for machine tools or for power-operated hand tools (for example, for pressing, stamping, drilling, tapping, threading, boring, broaching, milling, cutting, turning, dressing, morticing or screw driving), including dies for wire drawing, extrusion dies for aetal, and rock drilling bits, with a working part of: ex a. base metal: - other than cold-chisels, twist bits, shell bits, drill bits, aills, borers (excluding adjustable or extending borers), bearings, taps and die boxes ex b. metal carbides: - other than cold-chisels, twist bits, shell bits, drill bits.
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