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combined production string of flowing well
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combined production string of flowing well
Encyclopedia
工学
完井管柱
释
combined production string of flowing well
自喷井全井合采管柱
由安全阀液压控制管线、滑套、密封总成、带孔管、导向管鞋组合而成的井下工具。
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lesson preparing group
Lessons for Students in Architecture
Lessons on Comparative Anatomy
less pollent set
less than
less-than-carload freight transportation
less than or equal to
less-than-or-equal-to sign
less-than sign
LEST
Lester Bowles Pearson
Lester Frank Ward
Lester Horton
L-estimate
L estimator
L-estimator
Le Sure
Le Surréalisme
Lesya Ukrainka
Le Symbolisme
Le Système International d’Unites
LET
let a hundred flowers bloom
Letan Shuiku
Letchworth
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