Thaum siv ton hnab, ua ntej ntawm tag nrho cov, thaum lub sij hawm hoisting, cov neeg ua hauj lwm yuav tsum tsis txhob sawv nyob rau hauv lub ton hnab kom tsis txhob muaj kev phom sij; xyuam xim tsis txhob rub, nuv lossis tsoo lub hnab ntim nrog lwm yam khoom thaum lub sijhawm ua haujlwm; qhov thib ob, sim tsis txhob muab lub hnab ntim khoom hnyav yog tias nws yuav tsum tau muab tso rau sab nraum zoov, nws yuav tsum muab tso rau ntawm lub txee thiab npog nrog ib daim ntaub opaque; tsis txhob rub lub hnab rau hauv av lossis pob zeb kom tsis txhob hnav thiab tsim kua muag. Tsis tas li ntawd, nco ntsoov dai tus nuv ntawm qhov nruab nrab ntawm txoj hlua los yog hlua, thiab tsis txhob dai nws obliquely, ib sab los yog cable-nyob.
Qhov tseeb, lub hnab tuj tuaj yeem siv tau zoo heev rau kev siv ob lossis ntau yam, tab sis qhov no yuav tsum ua kom tsis muaj kev puas tsuaj, vim tias qhov zoo thiab tus nqi ntawm cov khoom siv raw siv hauv cov khoom ntim loj no yog siab heev. Nws yog kim heev, yog li yog tias nws siv ib zaug xwb, nws yuav tsim cov khoom pov tseg ntau, ua rau qee yam ua paug rau ib puag ncig, thiab ncua kev siv tag nrho cov peev txheej, thiab ntau yam kev siv tau ua rau peb cov txiaj ntsig kev sib raug zoo thiab kev siv peev txheej.
Cov hnab loj tuaj yeem rov qab siv tau, uas tuaj yeem txuag tau ntau cov peev txheej thiab siv tag nrho.
Cov hnab ntim khoom tsim tawm muaj cov nyhuv noo noo. Qee lub sij hawm ib puag ncig tshwj xeeb dua thaum thauj khoom, yog li kev ua haujlwm tsis zoo ntawm cov dej noo yog qhov tsim nyog rau kev saib xyuas. Ntau tus neeg xav tias tus nqi ntawm lub hnab ntim kuj tseem qis, yog li thaum yuav cov khoom no Txhua lub sijhawm yog lub xeev ntawm indifference, uas yog qhov tsis tsim nyog qhuas. Yog tias tsis muaj kev paub txog hauv cheeb tsam no, nws raug nquahu kom cov neeg siv khoom xaiv raws li qhov xwm txheej tiag tiag.
Cov hnab ntim khoom tsim tawm muaj cov nyhuv noo noo. Qee lub sij hawm thaum cov khoom thauj mus rau hauv ib qho chaw tshwj xeeb, kev ua haujlwm ntawm cov dej noo-pov thawj yog tsim nyog rau kev saib xyuas. Ntau tus neeg xav tias tus nqi ntawm lub hnab ntim kuj yog qis, yog li thaum yuav cov khoom no Nws yog lub xeev ntawm indifference, uas tsis tsim nyog qhuas. Yog tias tsis muaj kev paub txog hauv cheeb tsam no, nws raug nquahu kom cov neeg siv khoom xaiv raws li qhov xwm txheej tiag tiag.
