Kev thaij duab khoom thaij tau ib txwm muaj npe nrov, thiab cov qauv no tsis pauv hloov lub sijhawm. Tab sis qee daim duab thiab cov npoo av tsis yooj yim rau kev ntes hauv qhov txiaj ntsig zoo tshaj plaws. Tshwj xeeb, cov khoom pob tshab ua rau ntau yam nyuaj: tsis tsuas yog lawv xav tau qhov pom kev, tab sis txhua yam hauv keeb kwm yav dhau los kuj tuaj yeem pom los ntawm lawv.
Nws yog qhov tsim nyog
- - eeb,
- - Whatman ntawv,
- - cardboard thawv,
- - ntawv ntawv iav,
- - ntaub,
- - daim iav.
Cov Lus Qhia
Kauj ruam 1
Cov khoom pob tshab tau tso cai rau lub teeb hla thiab muaj kev cuam tshuam nws. Lawv ntsia zoo nkauj heev, thiab hauv daim duab koj tuaj yeem pom txhua qhov reflections ntawm puag ncig sab hauv, uas, tej zaum, tsis tau npaj tseg kom muaj nyob hauv tus ncej. Txhawm rau tshem ntawm cov nyhuv no, tso cov pob tshab rau lub khob iav. Tom qab ntawd tso ob lub teeb: ib qho saum toj ntawm cov khoom, lwm qhov hauv qab nws thiab hauv qab iav. Nws yog qhov tsim nyog rau lub pob tshab yuav tsum qhia ob qho tib si txij hauv qab thiab los saum toj no.
Kauj ruam 2
Koj tuaj yeem siv daim ntaub dua li lub khob sawv, thiab taws teeb rau hauv qab ntawm nws. Qhov no yuav muab cov txiaj ntsig zoo uas nthuav txog cov npoo thiab qhov chaw ntawm koj cov ncauj lus. Txij li thaum qhov khoom tau dhau los ntawm cov ntaub, lub teeb yuav zoo li tsim tawm los ntawm nws tus kheej, feem ntau nws hloov tawm zoo nkauj heev. Koj tuaj yeem siv ob lub ntsej muag: hauv qab ntaub thiab saum nws. Nws tsis zoo li koj yuav tuaj yeem thaij duab yam tsis muaj duab ntxoo, yog li ntawd, nws yuav nyuaj heev kom ua tiav qhov no, yog li nws zoo dua los ua haujlwm nrog lawv kom qhov ntxoov ntxoo qhia koj lub tswv yim.
Kauj ruam 3
Ib txoj kev ncaj ncees ntawm kev thaij cov khoom pob tshab yog qhov duab lawv tiv thaiv ib qho keeb kwm dawb los tsim cov phiaj xwm tsaus. Nqa cov thawv ntawv los ntawm lub pob uas koj txiav peb lub phab ntsa los ua ib yam dab tsi zoo li tsab ntawv P. Nrog nws koj yuav tau tshem ntawm glare. Npog sab nraum qab ntawm phab ntsa nrog ntawv dawb Whatman. Siv daim ntawv ntawm cov iav los yog daim iav raws li hauv qab ntawm cov lus sau. Tso lub eeb tom qab Daim Ntawv Whatman kom nws taws hluav taws “rau ntawm qhov pom kev”.
Kauj ruam 4
Siv lub npov muag muag, koj tuaj yeem tua lub pob tshab kom tsaus rau ntawm qhov tsaus ntuj nti tom qab, tab sis nrog cov phiaj xwm teeb. Txhawm rau ua qhov no, tso lub npov mos muag rov qab rau lub koob yees duab, npog nws hauv plawv nrog daim ntawv tsaus nti ntawm cardboard lossis plywood, uas yuav siv los ua tom qab. Lwm lub npov feem ntau yuav cia qhib thiab muab teeb pom kev txaus los qhia txog cov contours.
Kauj ruam 5
Ib yam li ntawd, koj tuaj yeem siv cov tom qab sib txawv thiab kev xaiv teeb pom kev zoo, sim nrog cov xim.
Kauj Ruam 6
Cov duab tsis tshua muaj tshwm sim tau txais siv cov lim dej polarizing. Nws cov peculiarity lus dag hauv qhov tseeb tias lub teeb ci polarized, uas tau muab los ntawm kev cuam tshuam, yog nruab nrab los ntawm lub lim no. Cov khoom pob tshab yuav ua si yam tshiab.
