Lub luag haujlwm ntawm graphite fibers
Nws yog siv los ua hluav taws xob kub tiv thaiv hluav taws xob tiv thaiv kev tiv thaiv, kev ua tiav ntawm cov khoom siv txhim kho thiab cov khoom siv ua kom zoo, thiab nickel-plated graphite fiber ntau tuaj yeem raug siv roj tank, tiv thaiv xob laim thiab hluav taws xob tiv thaiv cov khoom siv, siv rau tub rog hluav taws, tawm tsam hu ua graphite foob pob.