Cov tub ntxhais kawm kawm teeb duab hauv tsev kawm ntawv, cov tub ntxhais kawm tsim khoom hauv lub tsev kawm ntawv yuav tsum sau ntawv kom raug. Yuav ua li cas ua tiav qhov no, tsis yog txhua txhua tus paub. Ua raws li qee txoj cai yooj yim thiab koj yuav twv yuav raug ua tiav cov txiaj ntsig tau.
Cov Lus Qhia
Kauj ruam 1
Nco ntsoov tias muaj ntau yam qauv rau qhov siab ntawm cov tsiaj ntawv thiab lej. Qhov no yog 1, 8; 2, 5; 3, 5; tsib; 7; 10; kaum plaub; nees nkaum; 28; 40. Yog tias koj siv tus ntawv xau, tus nplaig yuav tsum yog 75 degrees. Rau kev cob qhia, sim kos cov kab oblique nrog lub ces kaum rau ntawm lwm daim ntawv, tom qab ntawv tso cov kab hauv qab ntawm kab seem thiab sau ntawv me. Nco ntsoov tib qho kev sib txawv ntawm cov tsiaj ntawv - qhov no yuav muab cov ntawv sau zoo.
Kauj ruam 2
Yuav tsum pib sau nrog tus cwj mem nyuaj, tsis tas nias ntawm ntawv. Nyob rau hauv tsis muaj ib qho twg tsis txhob maj los nthuav tawm cov ntawv nrog tus cwj mem muag muag, yam tsis tau ua ntej nco ntsoov tias cov ntawv yog ua raws li txhua tus qauv. Sau cov tsiaj ntawv kom meej meej thiab tusyees - lawv yuav tsum tsis txhob qis dua lossis siab dua lwm tus. Cov kab tuab tuab kuj tau ua lub luag haujlwm tseem ceeb.
Kauj ruam 3
Ua tib zoo kawm qhov tseeb sau ntawm txhua tus ntawv thiab tus lej, yog tias nws tsis ua haujlwm, tom qab ntawd npaj daim ntawv khib lav rau koj tus kheej, uas yuav txo lub sijhawm hauv kev kawm txog kev teeb tsa tus tsiaj ntawv. Thaum sau cov ntxhuav thiab cov duab kos hauv qhov sau duab, saib qhov kev ncua deb ntawm cov kab twb kos lawm, tsis hla ib ntawm qhov twg.
Kauj ruam 4
Sim ua cov ncauj lus tsuas yog cov tsiaj ntawv loj, thaum saib kev nqes hav tsis yog qhov tsim nyog, tab sis nws tseem ua tau. Tsis txhob rawm maj, vim nws yuav tsis coj dab tsi mus rau qhov zoo. Ua txhua yam tsim nyog thawj zaug, thiab tsis txhob tas li lwv koj cov ntawv sau thiab tsis thawb cov duab kos.
Kauj ruam 5
Qhia ntau li ntau tau kom tsis txhob poob kev txawj. Cov ntawv nraaj yog qhov zoo tshaj plaws rau kev cob qhia, uas koj tuaj yeem pom meej meej txhua yam tsis xwm yeem thiab kev ntxig ntawm kev teeb tsa kos duab. Sim xyaum ntau ntawm cov lus uas koj yuav tsum sau tas li nyob hauv cov duab kos. Qhov no tuaj yeem yog koj li kev xav tagnrho, lub npe ntawm cov koom kev kawm, lub npe qhov chaw, kev tsim qauv.
