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键槽扩大器
释义
键槽扩大器
Encyclopedia
工学
井下工具
释
keyseat reamer
键槽扩大器
连接于钻铤上方,用于破坏井身键槽,使钻铤免于键槽卡钻的装置。又称键槽破坏器。
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non-correlation
noncototient
non-countable set
non covalent bond
non-covalent bond
noncovalent bond
noncovalent dynamic interaction
noncovalent interaction
non-covalently connected micelle
non-creativity
non-criminal sanction
non-critical
non-critical point
non-critical set
noncritical string
non-critical value
non-crossed product
non crossing matching
non-crossing matching
noncrossing matching
non crossing partition
non-crossing partition
noncrossing partition
non-crossing rule
noncrossing rule
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