Khoom X-ray Tshuab: Qhov Tsis Pom "Lub Teeb Pom Kev"
Ua ntej tshaj, cia peb paub txog lub tshuab X-ray. Xav tias nws yog ib yam tshwj xeeb ntawm "lub teeb ci" uas tso tawm X-rays, uas tsis pom ntawm qhov muag liab qab. Cov X-rays no muaj lub zog nkag mus rau hauv peb lub cev cov ntaub so ntswg.
Raws li X-rays dhau los ntawm lub cev, lawv tau nqus mus rau ntau qhov sib txawv los ntawm cov ntaub so ntswg sib txawv. Piv txwv li, cov pob txha nqus X-rays ntau dua li cov ntaub so ntswg. Qhov no tsim ib hom "cov duab latent.
Flat Vaj Huam Sib Luag Detector: Qhov "Qhov Muag" Ua X-rays
Tab sis peb tsis tuaj yeem pom qhov "daim duab latent," uas yog qhov chaw lub vaj huam sib luag ntes tau los hauv. Nws zoo li "qhov muag" ntawm lub tshuab X-ray, ua haujlwm nrog kev ntes cov X-rays uas tau dhau los ntawm lub cev.
Thaum X-rays tsoo lub vaj huam sib luag ntes, cov ntaub ntawv tshwj xeeb sab hauv hloov lawv mus rau hauv cov teeb liab digital. Cov teeb liab no zoo li "cov duab" ntawm X-rays, sau tag nrho cov ntaub ntawv tom qab lawv tau hla lub cev.
Digital Imaging: Qhov "Magic" ntawm Tig Cov Teeb Meem rau Cov Duab
Tam sim no, ntawm no yog qhov ua khawv koob. Lub vaj huam sib luag tiaj tus xa cov teeb liab ntes tau mus rau lub khoos phis tawj, uas ua rau lawv dhau los ntawm cov txheej txheem nyuaj kom tig cov teeb liab no rau hauv cov duab peb paub.
Thaum lub sij hawm tus txheej txheem no, lub computer system muab cov xim sib txawv ntawm grey rau cov duab raws li lub zog ntawm cov teeb liab. Qhov no tso cai rau peb pom cov duab meej ntawm cov qauv sib txawv xws li cov pob txha thiab cov nqaij mos.
Vim Li Cas Thiaj Xav Tau Ob?
Tej zaum koj yuav xav tsis thoob vim li cas cov tshuab X-ray tsis tuaj yeem ua duab ncaj qha thiab yuav tsum tau ua ke nrog cov ntsuas vaj huam sib luag. Yog vim li cas yog tias X-rays tsis pom, thiab "cov duab latent" tsim tom qab dhau los ntawm lub cev muaj zog heev. Nws tsuas yog los ntawm kev hloov dua siab tshiab los ntawm lub tiaj tus vaj huam sib luag ntes thiab kev ua haujlwm los ntawm lub computer uas peb tuaj yeem tig cov teeb liab faint no rau hauv cov duab meej.
Tsis tas li ntawd, kev siv lub vaj huam sib luag tiaj tus ntes tau zoo heev txhim kho qhov ua tau zoo thiab qhov tseeb ntawm cov duab. Tsoos X-ray zaj duab xis xav tau cov kauj ruam nyuaj xws li kev txhim kho thiab raug cuam tshuam los ntawm ntau yam ntawm cov duab zoo. Flat panel detectors, ntawm qhov tod tes, tau pom cov duab digital, uas tsis yog ceev xwb tab sis kuj zoo dua.
Tiv tauj peb
Yog xav paub ntxiv lossis yog tias koj muaj lus nug txog lub tshuab xoo hluav taws xob, cov khoom siv hluav taws xob hauv vaj huam sib luag, lossis lwm yam cuab yeej kho mob, thov hu rau peb. Peb pab pawg kws tshaj lij yeej ib txwm npaj los pab.
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