III. Khob khoob
A. Cov khoom siv thiab cov qauv ntawm cov khob khoob
Cov qauv ntawm cov khob ntawv khoob yog yooj yim thiab siv tau. Cov khoom siv tseem ceeb rau cov khob ntawv khoob yog pulp thiab cardboard. Qhov no ua rau lub khob ntawv sib dua, lwj tau, thiab rov ua dua tshiab. Feem ntau muaj ib txheej ntawm cov khoom noj khoom haus PE txheej hauv lub khob ntawv. Cov ntaub ntawv no tsis tsuas yog tiv taus cua sov xwb, tab sis kuj tswj tau qhov kub ntawm cov dej haus. Nyob ntawm ntug ntawm lub qhov ncauj khob, feem ntau nias ntug. Qhov no tuaj yeem txhim kho kev nplij siab thiab kev nyab xeeb ntawm kev siv cov khob ntawv.
B. Cov sijhawm siv tau
Cov khob khoobmuaj cov txiaj ntsig xws li kev tiv taus cua sov zoo, kev rwb thaiv tsev, thiab kev yas. Lub khob khoob muaj kev tiv taus cua sov zoo heev thiab kev rwb thaiv tsev, thiab kev yas muaj zog. Yog li ntawd, nws tuaj yeem tsim thiab kho raws li cov neeg siv khoom xav tau sib txawv. Tsis tas li ntawd, kev xaiv ntawm ntau qhov ntau thiab tsawg thiab peev xwm kuj ua rau lub khob khoob yooj ywm dua thiab hloov pauv tau.
Nws cov khoom siv xaiv thiab cov yam ntxwv ua rau nws tuaj yeem haum rau ntau yam dej haus kub thiab txias. Nws yog siv dav hauv cov khw noj mov, khw kas fes, khw noj mov ceev ceev, thiab kev noj mov sab nraud.
1. Cov khw noj mov thiab cov khw kas fes - ntau yam dej haus kub thiab txias
Cov khob khoob yog ib qho ntawm cov khob uas siv ntau tshaj plaws hauv cov khw noj mov thiab cov khw kas fes. Vim nws tiv taus cua sov zoo heev thiab ua haujlwm rwb thaiv tsev, cov khob khoob siv tau los tuav ntau yam dej haus kub. Xws li kas fes, tshuaj yej lossis chocolate kub. Tib lub sijhawm, lawv kuj tsim nyog rau cov dej haus txias, xws li kua txiv hmab txiv ntoo, kas fes khov, thiab lwm yam.
2. Cov khw noj mov ceev ceev, nqa mus tsev - yooj yim thiab yooj yim rau ntim khoom
Cov khob khoob kuj yog ib qho kev xaiv ntim khoom siv hauv cov khw noj mov ceev ceev thiab cov kev pabcuam xa khoom. Vim nws muaj zog yas, cov khob khoob tuaj yeem ntim tau raws li cov duab thiab qhov loj ntawm cov khoom noj. Lawv tuaj yeem ntim tau ntau yam khoom noj ceev ceev. Xws li hamburgers, zaub xam lav, lossis ice cream. Tsis tas li ntawd, lub khob khoob kuj tuaj yeem ua ke nrog lub hau yooj yim thiab lub thawv ntawv khob. Qhov no ua rau nws yooj yim rau cov neeg siv nqa thiab haus dej haus.
C. Cov txiaj ntsig
1. Kev tiv thaiv cua sov zoo thiab rwb thaiv tsev
Cov yas uas tiv taus cua sov siv rau hauv lub khob khoob ua rau nws muaj kev ua haujlwm tiv taus cua sov zoo. Lawv tsis yooj yim deformed thiab tuaj yeem tiv taus cov dej haus kub ntawm qhov kub siab. Tib lub sijhawm, nws kuj tseem tuaj yeem khaws cia cua sov zoo, ua rau qhov kub ntawm cov dej haus kav ntev dua.
2. Muaj zog plasticity, muaj peev xwm tsim qauv zoo li cas
Cov khob khoob muaj qhov zoo yas. Lawv tuaj yeem hloov kho rau ntau yam kev xav tau ntawm kev luam ntawv. Nws tuaj yeem ua tau raws li cov neeg siv khoom xav tau. Cov khob khoob uas hloov kho tau tuaj yeem txhim kho kev sib tw ntawm hom lag luam thiab txhim kho qhov zoo nkauj ntawm cov khoom.
3. Muaj ntau qhov ntau thiab tsawg thiab peev xwm xaiv tau
Cov khob khoob tuaj yeem muaj ntau qhov loj me ntawm qhov muaj peev xwm xaiv tau raws li qhov xav tau. Cov neeg siv tuaj yeem tau txais qhov muaj peev xwm tsim nyog raws li lawv tus kheej xav tau. Qhov no pab ua kom tau raws li cov neeg siv khoom xav tau dej haus. Tib lub sijhawm, qhov no kuj pab txhawb kev lag luam zaub mov xaiv cov khob khoob tsim nyog raws li cov lus qhia zaub mov sib txawv.