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岩心钻头
meaning in English
core bit
core drill bit
corebit
coring bit
coring crown
hollow bit
jack bit
Related Words
鱼尾钻头
切削钻头
钻头座
钻头钢
钻头偏斜
金刚砂钻头
钻石钻头
钻头喷嘴
活钻头
碳素钢钻头
岩心钻孔
岩心钻探
岩心萃取率
岩信
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