Usability????????й?????????????????????????????????????usability???????????δ?????????????????????汾?????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????usability???м?????????????????????????????й???????

???????????????usability????use????????仯??usable?????????????????usability?????????Use??????????????????????????仯?????use?????????useful???????????usefulness???????????????????????????????仯??????????????????漰????????????Щ?仯??Χ????use??????????????????????????????á???????-ability???????????????????????????????????????????????????????????????ɡ?????????磺readability??????????????????????????????????????????????????????????γ????????????????????????????á????????????????????е????????????????????У??????????????????仯?????????????κ??????????????????

?????????????????????????????????????????????????usability???????????á?????????????usability???????????????????usability????????The extent to which a product can be used by specified users to achieve specified goals with effectiveness?? efficiency and satisfaction in a specified context of use.??????????????effectiveness??Ч??????efficiency??Ч?????satisfaction??????????????????usability.????????????????????usability????????????????usability??????????????????????efficiency??satisfactory???????????????????á???????????????effectiveness???????????????á???????????????????????????????????????????????

???????????á???usability????????????????????????ease of use.??????????У???????????ease of use??usability???????????usability?????й???????????????????????????????????????????????????????????????????????????????????????????????????????????Σ??????????Ρ?????????????? usability??????????й??????????????ease of use?????????Χ??С????????????????????????????????京?岢????????????????顱?????????????????????????????????????????????????????????????????ο?????????????????д??????????

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