rock bit 岩石锧头 ; 岩石钻头 ; 凿岩钻头
bit-rock mutual 钻头与岩石互作用
tricone rock bit 三牙轮钻头 ; 三维式岩石钻头
bit-rock interaction 钻头与地层相互作用
bit-rock mutual action 钻头与岩石互作用
rock roller bit 牙轮钻头
cone rock bit [机] 锥形凿岩钻头
insert rock bit 镶硬合金齿牙轮钻头
rock-bit interaction 岩石与钻头互相作用
We've already talked a bit about the growth of extreme sports like rock-climbing.
我们已经讨论了一些攀岩等极限运动的发展。
The instructor is from Tennessee. Blond, shirtless, and a bit of a yoga rock star.
教练来自田纳西州,金色头发,赤膊上阵,有点瑜伽摇滚明星的范儿。
He looked a bit like an aging member of a British progressive-rock group.
他看起来有一点像英国的进步摇滚团队成员。
Nor does much of his music. It is a little bit country, a little bit rock and roll.
VOA: special.2010.02.19
This may sound a little bit too much, but I'm no different than that animal, than that tree, than that rock.
这也许一下子很难接受,但我与各种动物没有不同,也与树木,岩石无异。
The Navajos have their own red-rock tribal park, called Monument Valley, that's every bit as spectacular as U.S.national parks elsewhere in the Southwest.
VOA: standard.2010.03.22
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