I. Kuyambitsa ukadaulo wopanda kukumba
Ukadaulo wosakumba ndi mtundu wa ukadaulo womanga poika, kukonza, kusintha kapena kuzindikira mapaipi ndi zingwe za pansi pa nthaka pogwiritsa ntchito njira yochepetsera kukumba kapena kukumba. Kapangidwe kosakumba kamagwiritsa ntchito mfundo yakuboola mbali imodziukadaulo, womwe umachepetsa kwambiri chikondi cha kumanga mapaipi apansi panthaka pa magalimoto, chilengedwe, zomangamanga, moyo ndi ntchito za anthu okhalamo, umakhala gawo lofunika kwambiri mumzinda wamakono pa zomangamanga ndi kasamalidwe kaukadaulo.
Ntchito yomanga yopanda ngalande inayamba m'ma 1890 ndipo inakula ndipo inakhala makampani m'ma 1980 m'maiko otukuka. Yakhala ikukula mofulumira kwambiri m'zaka 20 zapitazi, ndipo pakadali pano imagwiritsidwa ntchito kwambiri m'mapulojekiti ambiri omanga mapaipi ndi kukonza m'mafakitale ambiri monga mafuta, gasi wachilengedwe, madzi, magetsi, kulumikizana ndi mafoni ndi kutentha ndi zina zotero.
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II. Mfundo Yogwirira Ntchito ndi Masitepe Opangira Drill Yolunjika Yopingasa
1. Kukankha kwa chobowolera ndi ndodo yobowolera
Pambuyo pokonza makinawo, malinga ndi ngodya yomwe yayikidwa, chobowoleracho chimayendetsa ndodo yobowolerayo kuyendayenda ndi kutsogolo ndi mphamvu ya mutu wamagetsi, ndikukankhira molingana ndi kuya ndi kutalika kofunikira kwa polojekitiyo, kudutsa zopinga kenako kufika pamwamba pa nthaka, motsogozedwa ndi locator. Pakukankhira, kuti ndodo yobowolera isatsekeke ndi kutsekedwa ndi nthaka, iyenera kupanga simenti yotupa kapena bentonite pogwiritsa ntchito matope kudzera mu ndodo yobowolera ndi chobowolera, ndipo nthawi yomweyo kulimbitsa njira ndikuletsa dzenje kuti lisagwe.
2. Kubwerezabwereza ndi reamer
Pambuyo poti chobowolera chitulutse ndodo yobowolera pansi, chotsani chobowoleracho ndikulumikiza chobowoleracho ku ndodo yobowolera ndikuchikonza, ndikukoka mutu wamagetsi, ndodo yobowolerayo imatsogolera chobowoleracho kubwerera mmbuyo, ndikukulitsa kukula kwa dzenjelo. Malinga ndi kukula kwa chitoliro ndi kusiyanasiyana, kusintha kukula kosiyana kwa chobowoleracho ndi chobowoleracho kamodzi kapena kuposerapo mpaka kufika pa mulingo wofunikira wa dzenjelo.
3. Kokani chitolirocho mmbuyo
Mukafika pa mulingo woyenera wa dzenje ndipo chosinthira madzi chikukokedwanso nthawi yomaliza, konzani chitolirocho ku chosinthira madzi, mutu wamagetsi udzakoka ndodo yobowolera ndikubweretsa chosinthira madzi ndi chitolirocho kuti zisunthe mmbuyo, mpaka chitolirocho chitakokedwa pamwamba pa nthaka, ndipo ntchito yoyika chitolirocho yatha.
Nthawi yotumizira: Marichi-15-2022