Thaum lub caij nplooj zeeg, tej yam qhuav thiab hluav taws kub hauv tsev neeg feem ntau tshwm sim. Muaj coob tus neeg ntseeg tias kev kub hnyiab yog qhov ua rau tib neeg raug mob tshaj plaws thaum muaj hluav taws kub. Qhov tseeb, cov pa luam yeeb tuab yog "dab ntxwg nyoog tua neeg" tiag tiag.

Kev kaw yog qhov tseem ceeb los tiv thaiv kom cov pa luam yeeb tuab tsis txhob nthuav dav, thiab thawj txoj kab tiv thaiv tseem ceeb los txhawb kom muaj cua nruj ntawm qhov chaw yog qhov rooj thiab qhov rai. Qhov rooj thiab qhov rai uas muaj cua nruj zoo heev tuaj yeem tiv thaiv cov pa luam yeeb tuab kom tsis txhob nkag mus rau hauv chav, ua rau muaj sijhawm ntau dua thiab muaj peev xwm khiav tawm.

Lub qhov rai system muaj ntau lub foob, thiab cov pa luam yeeb tuab nyuaj rau nkag mus

Cov kab nplaum, siv dav hauv ntau qhov chaw ntawm qhov rooj thiab qhov rai, muaj cov haujlwm ntawm kev rwb thaiv cua sov, rwb thaiv suab, tiv thaiv dej, tiv thaiv pos huab, tiv thaiv pos huab, thiab lwm yam. Nws yog ib qho tseem ceeb "lub cev tiv thaiv kab mob" hauv qhov rooj thiab qhov rai. Qhov tseeb, muaj ntau hom kab xev nplaum. Tsuas yog siv cov kab xev nplaum tsim nyog, cov qhov rai tuaj yeem muaj txoj hauv kev ua tiav ntawm kev sib npaug ntawm huab cua nruj thiab tuaj yeem tiv thaiv cov pa luam yeeb lossis cov pa phem kom tsis txhob nkag mus rau hauv chav ntau li ntau tau.

Cov kab txaij no, siv dav hauv ntau qhov chaw ntawm qhov rooj thiab qhov rai, muaj cov haujlwm ntawm kev rwb thaiv cua sov, rwb thaiv suab, tiv thaiv dej, tiv thaiv pos huab, tiv thaiv pos huab, thiab lwm yam. Nws yog ib qho tseem ceeb "lub cev tiv thaiv kab mob" hauv qhov rooj thiab qhov rai. Qhov tseeb, muaj ntau hom kab xev nplaum. Tsuas yog siv ib qho tsim nyog, cov qhov rai tuaj yeem muaj txoj hauv kev ua tiav ntawm kev sib npaug ntawm huab cua nruj thiab tuaj yeem tiv thaiv cov pa luam yeeb lossis cov pa phem kom tsis txhob nkag mus rau hauv chav ntau li ntau tau.

Hais txog kev tsim qhov rai, LEAWOD hloov kho rau cov xwm txheej hauv zos. Ntawm lub thav duab qhov rai, siv daim kab xev EPDM. Daim kab xev no muaj kev tiv taus huab cua zoo heev, tiv taus kev laus ntawm cua sov, tiv taus kub siab thiab qis, tiv taus tshuaj lom neeg, thiab tiv taus dej, ua kom lub qhov rai nruj dua; Rau cov ces kaum ntawm lub qhov rai thiab qhov chaw sib cuag ntawm iav thiab cov profile, cov ntawv nplaum ua npuas ncauj sib xyaw yuav tsum tau siv los nthuav dav yog tias muaj dej, ntxiv xauv qhov sib txawv thiab muab sijhawm ntau dua rau kev khiav tawm kom nyab xeeb.

Qhov zoo ntawm cov txheej txheem txuas qhov rooj thiab qhov rai ncaj qha cuam tshuam rau qhov cua nruj ntawm cov qhov rai.

Lub qhov rooj zawv zawg muaj plaub lub foob, uas thaiv cov pa luam yeeb tuab los ntawm txheej

Ua ib qho chaw sib txuas ntawm lub tsev thiab sab nraum zoov, lub sam thiaj yog ib txoj kab tiv thaiv tseem ceeb los thaiv cov pa luam yeeb. Yog tias lub qhov rooj zawv zawg ntawm lub sam thiaj tsis tau kaw kom zoo, cov tshuaj lom neeg hauv kev hlawv yuav ntws los ntawm lub qhov rooj zawv zawg mus rau hauv chav, ua rau cov neeg nyob hauv tsev ua pa nyuaj.

Tsev tsis yog tsuas yog qhov chaw nyob xwb, tab sis kuj yog qhov chaw puv npo kev ruaj ntseg. LEAWOD qhov rooj thiab qhov rai them sai sai rau kev tshawb fawb tshiab thiab kev txhim kho ntawm qhov rooj thiab qhov rai, yog li cov haujlwm ntawm qhov rooj thiab qhov rai tuaj yeem ua ke nrog cov kev xav tau ntawm kev ua neej nyob, coj kev nyab xeeb ntau dua rau lub neej zoo dua.