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固井
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well cementing
固井
在已经钻成的井眼内下入一定尺寸的套管串,并在套管串与井壁之间的环形空间注入水泥浆进行封固的作业。
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Weijiawopu
Weijiawopu Site
Wei,Jin and Sixteen States fresco tombs of Liaoning Province
Wei Jing
weijing decoction
Wei Jingsheng
Wei, Jin&Nanbei Dynasty Human Settlement
Wei Jin Southern and Northern Dynasties art design
Wei Jinzhi
Wei Jirui
Weijun
Wei Junhua
Wei Jun Nan print
Wei Junyi
Wei Juxian
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Wei Kingdom
Weil
Weil algebra
Weil,André
Wei Lang
Weil bundle
Weil-Châtelet group
Weil cohomology
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