牙轮 meaning in English
gear wheel; gear
◇牙轮钻机 rotary drill; 牙轮钻头 tri-cone rotary drill bit
Examples
- The improvement of ky - 150 type rotary drill travel unit
150型牙轮钻机行走部改造 - Speed regulating of gear wheel rigs by frequency conversion
牙轮钻机变频调速 - 14 drilling with cone ( drag ) bit in the section
此段地层采用牙轮（刮刀）钻头钻进。 - The personal computer control system for roller drill
牙轮钻机微机控制系统 - Create the 3d models of three cones . 6
对三个牙轮进行了三维实体造型。