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漂浮接箍
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漂浮接箍
Encyclopedia
工学
套管程序
释
floating coupling
漂浮接箍
应用于水平井和大位移井固井,以增加套管柱的浮力、降低下套管的阻力,实现套管顺利下入的工具。
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First Swaziland Convention
first term
first test for convergence
first theorem of Pappus
first time of entry
first Townsend coefficient
first trace
first transfinite ordinal
first treatment rate in community
first trimester screening
first-type outer boundary
first type surface
first variation
first variation formula
first variation formula of arc length
first virial coefficient
first vitamin
first wall
first-wall materials
first window
FIRST星表
FIRST空间望远镜
Firth of Forth Bridges
FISAF
fiscal commissioner
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