Wicknortham: 7 Lub Tswv Yim rau Kev Txhim Kho Kom Zoo
Cov ntsiab lus ntawm cov khoom siv kos duab yog nrov hauv kev tsim vaj tsev, chaw ua si lossis chaw ntsuab. Qhov tseeb, nrog cov txheej txheem zoo thiab cov khoom siv zoo, koj tuaj yeem tsim lawv tus kheej. Ntawm no koj tuaj yeem pom 7 lub tswv yim ntawm kev siv Wicknortham ntxig vibrators rau kev ua vaj tse pob zeb kom ua tiav qhov zoo thiab zoo saib.
Ua ntej tshaj plaws, cov pwm rau cov pob zeb ua ke yuav tsum huv. Qhov no tshwj xeeb txhais tau hais tias nws yuav tsum tsis txhob muaj cov ntsia hlau khoov, qhov, lossis cov khoom seem ntawm kev ua vaj tse yav dhau los. Txwv tsis pub, cov seem yuav raug muab sib xyaw nrog rau saum npoo ntawm cov pob zeb, uas ua rau lub pob zeb tshiab tshiab uas yuav tsis muaj dua los yog du.
Thaum teeb tsa cov pwm pwm, kev saib xyuas yuav tsum tau ua kom cov pwm muaj cov qauv tsim: yog tias, piv txwv li, cov pob qij txha tsis sib npaug, qhov no tuaj yeem cuam tshuam rau cov tsos ntawm cov khoom tiav.
Qhob thiab tso tawm cov neeg sawv cev
Txhawm rau kom tswj tau qhov chaw du ntawm cov qauv tsim hauv cov pob zeb ua kom muaj zog, kev saib xyuas yog siv tus neeg sawv cev tso tawm tsim nyog rau cov pob zeb xaiv thiab pwm. Tus neeg sawv cev tso tawm tiv thaiv qhov saum npoo ntawm cov pob zeb los ntawm kev sib txuas rau saum npoo ntawm cov pwm, zoo ib yam li greasing lub ncuav mog qab zib pwm, kom cov pwm tuaj yeem tom qab tev tawm ntawm cov pob zeb tsis muaj kev puas tsuaj.
Qhov siab ntawm pouring txheej
Cov no yuav tsum tsis txhob ntau tshaj 50 cm.
Txaus compaction
Txhua txheej txheej yuav tsum tau sib sau ua ke kom txaus, piv txwv li nrog Wicknortham ntxig vibrator, kom tswj tau qhov muag pom ntawm cov pores tsawg. Txhawm rau ua qhov no, tsuas yog khaws lub taub hau ntawm qhov ntxig vibrator bar rau hauv cov pob zeb ntawm qhov kev sib cais qhov tshwj xeeb.
Yog li ua li cas koj thiaj paub thaum koj ua tiav kev txhawb nqa? Tsuas yog mloog: lub suab nrov thaum dipping lub vibrating pas nrig tsis hloov lawm. Tsis tas li ntawd, koj tuaj yeem txwv tsis pub ntxiv cov txheej txheej txheej thaum tsuas yog ob peb lub npuas npuas nce mus rau saum npoo.
"Stitching" ntawm lub pob zeb txheej
Lub Wicknorsen insertion vibrator bar siv rau kev ua vaj tse pob zeb yuav tsum tau sau ncaj qha tom qab txheej tom ntej, ntxiv dag zog thiab txuas rau txheej hauv qab no, uas yog hu ua "seam" hauv cov lus qhia:
Lub vibrating pas nrig taub hau yuav tsum tau tsav mus rau downwards tshaj 50 cm saum toj no cov txheej txheem tshiab thiaj li yuav txuas cov pob zeb ntawm cov txheej hauv qab no nrog rau txheej tam sim no. Qhov no tsim ib qho zoo sib xws rau cov khoom ua tiav tiav thiab cov txheej txheem ntawm tus kheej tuaj yeem ua kom zoo ib yam tom qab.
Rov ua dua
Cov txheej txheem no tuaj yeem rov ua dua sai li sai tau raws li qhov xav tau qhov siab ntawm cov pob zeb ua tau mus txog.
Qhov tshwm sim? Ib qho zoo nkauj, zoo nkauj pored pob zeb saum npoo uas zoo nkauj zoo nkauj hauv pem teb pob zeb ntawm txhua lub vaj, pem hauv ntej vaj lossis chaw ua si.
