[Kuchuluka kwa ntchito]
Amagwiritsidwa ntchito pozindikira kuyambiranso kwa chinyezi (kapena chinyezi) chamitundu yosiyanasiyana, ulusi, nsalu ndi kuyanika kutentha kosalekeza m'mafakitale ena.
[Mfundo yoyesera]
Malinga ndi pulogalamu yomwe idakonzedweratu kuti iume mwachangu, kuyeza zodziwikiratu panthawi inayake, kufananiza zotsatira ziwiri zoyezera, pamene kusiyana kwa kulemera pakati pa nthawi ziwiri zoyandikana kumakhala kochepa kuposa mtengo womwe watchulidwa, ndiye kuti, kuyesa kwatha, ndipo werengera zotsatira.
[Zoyenerana nazo]
GB/T 9995-1997, GB 6102.1, GB/T 4743, GB/T 6503-2008, ISO 6741.1:1989, ISO 2060:1994, ASTM D2654, etc.