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反循环注水泥
释义
反循环注水泥
Encyclopedia
工学
固井
释
reverse circulation cementing
反循环注水泥
从套管外环空按设计量向井内注入水泥浆,钻井液从套管中空返出,当井底漏失严重使钻井液直接露入地层时,再用钻井液将水泥浆顶替到预定位置的固井工艺。
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ring unit
ring vortex
ring with a discrete valuation
ring with a domain of operators
ring with an additional structure
ring with a ring of operators
ring with divided powers
ring with division
ring with identity
ring with involution
ring with maximum condition
ring with minimum condition
ring with operators
ring without identity
ring without zero divisors
ring with polynomial identity
ring with straightening law
ring with zero multiplication
ringworm anus
ring(xiangmie) of Lisu nationality
Rinne test
Rinow
rinse-off cosmetics
Rinsing
rinsing
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