auger bit：螺旋鉆頭

feeder 破碎機 | auger bit 螺旋鉆頭 | auger drilling 螺旋鉆空

diamond drill：金剛石鉆機

diamond drill bit 金剛石鉆頭 | diamond drill 金剛石鉆機 | diamond drilling machine 金剛石鉆機

interpretative log：鉆探解釋剖面

鉆探 boring | 鉆探解釋剖面 interpretative log | 鉆頭 drilling bit

Pull out of hole bit：起出鉆頭

Drilling ahead. 鉆進 | Pull out of hole bit. 起出鉆頭 | Change bit. 換鉆頭

heavy duty ratchet bit brace：重型弓型鉆

heavy duty radial drilling machine 重型搖臂鉆床 | heavy duty ratchet bit brace 重型弓型鉆 | heavy duty rectifier 大功率整流器

inclinational bit side force component：井斜鉆頭側(cè)向分力

incident compressional angle縱波入射角 | inclinational bit side force component井斜鉆頭側(cè)向分力 | inclined-directional drilling傾斜定向鉆進

Gold oxide coating on the bits resists heat build up and lengthens bit life：黃金氧化物涂層對比特抗拒熱進一步建立和延長一點生命

58-piece drilling and screwdriving set... | Gold oxide coating on the bits resists heat build up and lengthens bit life黃金氧化物涂層對比特抗拒熱進一步建立和延長一點生命 | Ultra-sharp cutting edges for...

auger bit/auger drill head：螺旋鉆頭

Drilling bucket----筒式鉆頭;鉆斗 | Short auger----螺旋鉆頭 auger bit/auger drill head | Elephant trunk----溜管;砼輸運管

max. weight of drill stem, max. drilling string load：最大鉆柱載荷

最大鉆頭水功率工作方式||working regime of the maximun bit hydraulic horsepower | 最大鉆柱載荷||"max. weight of drill stem, max. drilling string load" | 最低混相壓力||minimum miscible pressure

wood driller：木鉆床

wood drill bit chuck ==> 木鉆鉆頭夾頭 | wood driller ==> 木鉆床 | wood drilling machine ==> 木鉆床