1、CTCTXCTTR9090SNRPACSpitch,PCTCT,=360/XX10-(spinLattice relaxation)(longitudinal relaxation)T1BoSensitivityMRMRCR-XPSPIPlatent imageMRIFOV FOV NEXMRI(Bo)(RF)RFNMRxyzRFNMRRFNMR-A/D-D/ANMR5mmCTCT1.0mmCT0.5mmCT -SESESESESE90RFTE/2180RF-TE/290RFMzZ-XYMxy90RFMzMxyBo180RFXYBoMxyTESETR90RF180RFMxyTEPDWIT2WI
2、.SET2SNRMRI(radiofrequencepulseRF)RFMRI90180(spinechosequenceSE) ()M0-(FID)()(FID)-180(echo)MSCTSSCT?ZXCTCT-X-XX-X-9800MRSNRSNRSNRSNRSNRMRT1T2SNRFOVSNRSNRFOVFOVSNRFOVSNRSNRSNRTRTETRSNRTESNRNSASNRMRINSANSASNRSNRBoBoMRSNRTIMRIIRTITITI=0.69T1fatT1STIRT1T1T1T1CR-?-FCR16-GT-GC-0.3-2.6GCGCROIGA-GS1CTBABCD
3、E2CTDA1895B1967C1971D1972E19793CTDABCDE-4CTXCA-BCDE5XCTEABCXDE6CTXCABCDE7XCTCABCDE8CTAABCXDEMRI9-CTXAABCDEB10-CTDABCDE11-EACormackBComputed TomographyCAmbroseDMcRobertEHoundfield12CTD13CTA14CTBABCDCTE15C16-BABCDE17CTC18CTD19-E20CT-EABXCD-E21CT-BABXCDE22CTAAXBCD-E23CT3BDEABCDEX24CTBABCDE25CTDACTCTBCT
4、CCTHUDCTXECT26CTDABCDCTE27CTDACTCTBCTHUCCTDCTmAsECT28AA0B1C10D100E100029CTkBA500B1000C2000DC1000E+100030CTBAKWBHUCWDLECM31CTCA-1000HUB-500HUC0HUD500HUE1000HU32CT0AABCDE33CT0EABCDE34CTEA-BCDEX35CTBABCDE36CTDA3071-1001B4095-1001C2000-2000D1000-1000E500-50037CTEA20B10C5D1E0.538CABCDECT39CTCTBABCDE40CTBABCDE41CTDABCDE42CTEAXBCDEX-43CTEABCDE44CTCAXBCDE45CTDACTMRIBCTCCTDCTXECTX46CTCAXBCXDE47DASBAB/C-D/E48DABCDE49CT-EABCD220E-X50CTAACTBCTCECTDCTECT51CT3BCEABCDXE52CTDACTBCTCCTDCTECT53CTXEABCDE54X-AABCDE-55CTXEABRaymondCHuDELambert Beer56AAB-CD
