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Terms for subject Drilling containing angle section | all forms
EnglishChinese
angle build-up section增斜井段
angle build-up section造斜井段
"angle control" section滚筒上钢丝绳上下层交叉点
"angle control" section滚筒上的钢丝绳上下层之间的交叉点
angle drop-off section降斜井段

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