2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
Dovetail pob qij txha qhia txog kev saib xyuas thiab kev siv tes ua haujlwm rau kev ua haujlwm ntoo. Qee qhov yooj yim gluing thiab cov lus qhia sib dhos ua rau dovetail sib koom ua ke yooj yim dua. … Cov kua nplaum tuaj yeem siv tau thaum cov khoom sib cais tag nrho, uas yooj yim dua, tab sis tuaj yeem ntxhov thiab nyuaj rau cov pob qij txha ua ke.
Koj puas xav tau clamp dovetail pob qij txha?
Thaum ua tau zoo, kev sib koom ua ke zoo yuav tsis xav tau clamping feem ntau. … Hauv kev saib thaum ntxov ntawm dovetailing, clamping tsis tau hais tias yog ib feem ntawm kev sib sau dovetailed carcases. Nyob rau hauv "Tus Joiner thiab Cabinet Maker" (circa 1830), kev ua hauj lwm yog tsav ua ke nrog ib lub mallet - ntxiv rau ib daim ntawm seem los tiv thaiv kev sib koom tes.
Koj puas nplaum zawv zawg dovetails?
Sliding dovetails muab ntau yam zoo dua li dado sib koom. Ua ntej, lawv muaj zog dua vim lawv tsis cia siab rau cov kua nplaum nkaus xwb. Qhov thib ob, lub xub pwg nyom ntawm dovetailed daim npog qhov npoo ntawm qhov, ntau npaum li lub workpiece tenoned hides ib tug mortise.
Yuav tsum nruj npaum li cas dovetail pob qij txha?
Lee Grindinger: The dovetails yuav tsum tau zoo snug. Ob daim ntawv yuav txav mus rau tib yam, yog li cov pins thiab tails yuav tsis ua haujlwm rau ib leeg. Raws li tus Tsov tus tw nce nyob rau hauv dav qhov chaw nruab nrab ntawm tus pins, ib yam nkaus thiab, yog li tsis muaj teeb meem.
Dab tsi yog qhov tsis zoo ntawm dovetail sib koom?
Qhov tsis zoo ntawm dovetail pob qij txha yog qhov lawv tuaj yeem ua taunyuaj nyuaj rau kos tawm thiab txiav, thiab yog tias lawv tau ua phem rau cov pob qij txha no poob qhov txiaj ntsig tau teev tseg saum toj no. Nyob ntawm qhov project, kev ua haujlwm, thiab kev tsim, muaj ntau ntau hom dovetail pob qij txha xaiv los ntawm.
Pom zoo:
Dab tsi ua kom pob txha pob txha ntawm cov pob qij txha?
pob txha muab cov duab, txhawb nqa, thiab qauv rau lwm cov ntaub so ntswg hauv lub cev. Nws kuj yuav pab tau cov pob qij txha. Pob txha mos kuj smoothens cov pob txha nto ntawm cov pob qij txha. Cov ntaub so ntswg dab tsi npog cov pob txha ntawm cov pob qij txha?
Puas yog pob txha pob txha pob txha zoo ib yam li meniscus?
Cov pob txha mos yog qhov tawv tab sis du npog ntawm qhov kawg ntawm cov pob txha hauv cov pob qij txha. Nws tso cai rau gliding yam tsis muaj kev tiv thaiv ntau thiab ua haujlwm nrog cov meniscus kom cushion kawg ntawm cov pob txha. Lub meniscus nyob nruab nrab ntawm lub femur thiab tibia.
Dab tsi qhov sib txawv ntawm cov pob txha pob txha thiab pob txha?
Cov pob txha pob txha yog tsim los ntawm osteons thiab tsim cov txheej txheem sab nraud ntawm txhua pob txha. Cov pob txha pob txha yog tsim los ntawm trabeculae thiab ua rau sab hauv ntawm txhua pob txha. Dab tsi yog qhov sib txawv ntawm cov pob txha pob txha thiab pob txha pob txha?
Puas yog pob txha pob txha pob txha?
Muaj kev ntxhov siab raug muab tso rau ntawm pob txha shin, uas yog tibia. Yog tias koj muaj shin splints thiab koj khiav koj cov ntiv tes raws tibia, koj yuav hnov ntau pob. Cov no muaj rau ib qho laj thawj. Koj tuaj yeem muaj ko taw tiaj tus lossis cov arches siab uas cuam tshuam rau lub ntsej muag, koj tuaj yeem muaj lub duav tsis muaj zog uas cuam tshuam rau lub shins.
Puas yog lub pob txha pob txha pob txha pob txha?
CONCLUSIONS: vertebral endplate raug mob feem ntau pom hauv osteoporotic vertebral compression fractures. Dab tsi ua rau lub pob txha tawg? Nws yog kev xav tias, nyob rau hauv ntau qhov mob ntawm qhov mob qis qis, thawj qhov ua rau mob yog pob txha ntawm pob txha caj qaum los ntawm compression rog.
