Cov ntaub ntawv

Hydraulic Winches Siv rau hauv Offshore Oil Drilling Project
los ntawm admin rau hnub tim 13-06-24
Cov Ntaub Ntawv: Qhov Project Offshore Oil Drilling on the Ocean Cov Khoom Txhawb Nqa: Hydraulic Winches
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Cov Khoom Siv Hydraulic Kis Tau Siv Hauv Suav Teb Thawj Lub Rooj Zaum Loj Loj
los ntawm admin rau hnub tim 06-10-15
Cov Ntaub Ntawv: Tuam Tshoj Thawj Lub Tsev Ua Si Loj Uas Txav Tau Ruv Tsev Cov Khoom Txhawb Nqa: Cov Khoom Siv Hydraulic Transmission
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