Muaj ntau hom khoom siv tes ua los ntawm daim ntawv yuav tsum yog qhov nrov thiab xav tau, vim tias lawv cov khoom siv tsis tau khoom tshwj xeeb cov nqi, thiab qhov txheej txheem nws tus kheej coj tau ntau txoj kev lom zem rau cov laus thiab cov me nyuam. Thiab koj puas nco qab li cas hnub kawm ntawv hauv tsib hnub nws tau muab pob txha tawm ntawm daim ntawv (phau ntawv los yog daim ntawv xa album), thiab tom qab ntawd ntsiag to tus neeg ua haujlwm thiab ntshai nws nrog lub ntsej muag ntse uas nws tau ua? Ntawm chav kawm, kev lom zem yog, los ntawm qhov pom ntawm cov laus, rather doubtful, tab sis raws li ib tug exciting pastime nyob rau ntawm so tawm yog qhov zoo. Koj puas nco qab koj yuav ua li cas yuav ua rau lub hnab ntim qe nrog koj txhais tes? Peb yuav pab koj nco qab! Yog li, peb ua ib lub hnab ntim ntawm daim ntawv.
Txhua yam peb xav tau yog daim ntawv ua haujlwm ntawm A4 lub chaw xa ntawv. Schoolboys rau cov hom phiaj no feem ntau siv cov lus nug tetrad tib si. Tab sis peb pom zoo kom siv ntau daim ntawv ceeb toom. Qhov tseeb yog los ntawm qhov kev hloov ntawm ntse (thiab "clapper" ua haujlwm li no) phau ntawv yuav sai sai ua tsis tau. Tsis tas li ntawd, cov xibfwb yuav tsis nyiam qhov tseeb tias cov ntawv sau tseg tsis tu ncua tsis muaj nplooj.
- Ua ntej, muab ib daim ntawv rau ib lub tiaj tiaj tiaj tiaj, ces khoov nws hauv ib nrab. Tom qab ua kom txoj hlua khi, ua kom nrov, thiab khoov tag nrho cov ces kaum vaj huam sib luag rau qhov chaw kom koj tau txais ib hom tawv nqaij tsis zoo.
- Lub ntsiab lus tseem ceeb yog bent nyob rau hauv ib nrab raws cov quav kab. Tag nrho cov ces kaum yuav tsum yog hauv daim ntawv trapezoid. Thiab rov khoov cov workpiece hauv ib nrab, tab sis twb nyob thoob. Nrog koj tus ntiv tes, hlau cov kab ntawv kom nws paub meej.
- Tom ntej no, koj yuav tsum khoov rau sab laug thiab qis rau ntawm qhov chaw ntawm kab, txhim kho, thiab tsis txhob rov qab dua. Yog li ntawd, koj yuav tau txais ib qho trapezoid, ntawm qhov chaw nruab nrab ntawm qab ntawm uas muaj peb kab ncaj nraim rau ob sab. Tom qab ces muab lub cev tso rau hauv cov quav.
Tam sim no koj paub tias yuav ua li cas thiaj ua tau cov ntawv nplaum, tab sis kuv yuav ua li cas kom ua rau nws npuaj teg? Ua ntej, lob ib daim ntawv los ntawm koj tus ntiv tes nrog koj cov ntiv tes rau lub loose xaus ntawm ib lub duab uas muaj peb sab. Hauv qhov no, lub khob ntawm lub pob txha yuav tsum raug thawb rau pem hauv ntej. Ces hle koj sab tes. Cov ntawv nplaum nyob hauv cov nyhuv ntawm huab cua yuav qhib, thiab lwm tus yuav hnov nrov nroo.
Ob chav cracker
Qhov ntim ntawm suab ua los ntawm cov ntaub ntawv tsis tu ncua zoo li tsis txaus? Sim ua daim ntawv ob chav cracker, zoo li tes tsim khoom tsim tawm suab uas tuaj yeem ntshai leej twg! Raws li hauv thawj chav kawm hauv chav kawm, koj tsuas yog xav tau ib daim ntawv xa tuaj. Yog li ntawd, cia peb pib!
- Muab ib daim ntawv rau ntawm daim ntawv sau rau ntawm lub rooj, khoov tag nrho plaub lub kaum pob zeb mus rau qhov chaw.
- Khoov cov ntawv xaus nyob rau hauv ib nrab, ncaj nws, thiab rov quav ntxiv hauv ib nrab ntxiv. Koj yuav tsum muaj lub pentagon nrog ob tug ncaj, ob lub paj thiab ib qho ntse.
- Tam sim no koj yuav tsum muab tso rau hauv cov ntsiab lus ntawm "tis", uas muab tawm ntawm ob sab ntawm daim ntawv tsis muaj dab tsi.
- Thaum kawg qhov kawg koj yuav tau txais ib qho li ob lub clapper. Thiab koj twb paub siv nws li cas.
Yog tias koj tabtom ua tus cracker rau ib tug menyuam, tsis txhob hnov qab piav qhia cov cai rau kev siv. Ua ntej, qhov kev lom zem no tsis tsim nyog rau cov neeg laus. Secondly, koj tuaj yeem tsis npuaj daim ntawv qhov khoom ua si ze ntawm lub pob ntseg, vim hais tias lub suab nrov txaus, thiab rau kev noj qab haus huv ntawm lub pob ntseg nws yog, kom muab nws mob me, tsis pab tau. Yog tias koj paub tseeb tias tus cracker yuav tsis ua kom muaj mob rau leej twg, cia li pib ua qhov ntawd.
