shaft lining

短语词组

短語

• shaft t lining 井筒支架
• mine shaft -lining 井筒湧水
• shaft -lining 立井井筒
• propeller shaft lining 尾軸襯套;尾軸襯層
• shaft lining thickness design 井壁厚度設計
• shaft lining fracture 井壁破裂
• vertical shaft lining 立井井壁
• drilling shaft lining structure 鑽井井壁結搆
• shaft lining deformation 井壁應變
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