LIKV li qub: Tshaj tawm cov cuab yeej tswj siab tshaj plaws rau cov kua nplaum npauj npaim li qub
Raws li ib qho tseem ceeb muaj valve, hydraulic npauj npaim valve yog dav siv nyob rau hauv ntau yam teb. LIKV valve, ua tus thawj coj hauv kev lag luam, tau cog lus rau kev tshawb fawb thiab kev tsim kho thiab kev tsim kho tshiab, thiab txuas ntxiv ua kom paub txog kev tswj hwm kev lag luam zoo tshaj plaws los ua pov thawj ...
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