Aosite, txij 1993
Yog tias muaj teeb meem nrog cov rooj tog uas peb xaiv: kev tiv thaiv ib puag ncig tsis yog raws li tus qauv, tsim tsis zoo, kev ua haujlwm tsis zoo, thiab teeb meem ntawm cov khoom siv sab hauv, ntau tshaj li ib feem peb ntawm peb lub neej yuav raug hem loj heev. Yog li ntawd, qhov zoo ntawm rooj tog plays lub luag haujlwm tseem ceeb hauv lub neej.
Kev xaiv rooj tog zoo li xaiv ib tug txij nkawm hauv kev hlub. Xaiv qhov zoo tshaj plaws thiab tsim nyog tshaj plaws yuav ua kom peb muaj kev zoo siab hauv lub neej mus ntev rau yav tom ntej. Thiab vim tias cov khoom siv kho vajtse tau siv ntau thiab ntau dua hauv cov rooj tog zaum. Nrog rau qhov tshwm sim ntawm lub vaj huam sib luag disassembly thiab sib dhos rooj tog thiab kev nce ntawm cov rooj tog zaum ntawm tus kheej, cov rooj tog khoom siv kho vajtse tau dhau los ua ib feem tseem ceeb ntawm cov rooj tog zaum niaj hnub. Yog li yog tias koj xav xaiv cov rooj tog zoo, koj yuav tsum xaiv cov khoom siv kho vajtse zoo.
Qhov zoo ntawm cov rooj tog kho vajtse fittings ncaj qha cuam tshuam rau tag nrho qhov zoo ntawm cov rooj tog zaum, uas yog qhov tseem ceeb rau kev siv ib txwm thiab lub neej ntawm cov rooj tog zaum. Yog tias cov rooj tog zaum zoo yog qhov zoo thiab tsim kom muaj qhov chaw nyob zoo, ces cov khoom siv yog cov elf hauv qhov chaw no, tiv thaiv kev thaj yeeb thiab kev thaj yeeb ntawm cov rooj tog dutifully.