Ngā Pūrongo Kamupene
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He kupu whakataki poto mō te hītori o te PDC me te moka PDC
Kua maha ngā tekau tau e whakaurua ana ngā mata keri taimana polycrystalline (PDC) me te PDC ki te mākete. I roto i tēnei wā roa, kua pāngia te mīhini tapahi PDC me te mata keri PDC e ngā hapa maha i ō rātou tīmatanga, ā, kua tino whanake haere hoki. Āta haere...Pānuihia atu -
He aha te rerekētanga i waenga i te mata PDC tinana maitai me te mata PDC tinana matrix?
Ko te nuinga o te wā, ko ngā mata keri PDC he mea hanga mai i ngā kaitapahi PDC me te maitai, ā, nā te kaha o te maitai ki te pā me te ātete ki te kakahu o te taimana polycrystalline, ka tere te mahi a te mata keri PDC i roto i te tukanga keri. He tere te mahi a te mata keri PDC tinana maitai...Pānuihia atu -
He aha te Drilling Reverse Current?
Ngā Kaupapa Taketake o te Keri Whakamuri Ehara i te mea hou te keri ahunga whakapae. Neke atu i te 8,000 tau ki muri i keri ai te tangata i ngā puna mō te wai o raro i te mata i ngā wāhi wera me te maroke, engari kāore i te rite ki ngā mata PDC me ngā motuka paru pērā i a tātou i ēnei rā. Kei reira ...Pānuihia atu -
He aha te tikanga o te "Cone Bit"?
He taputapu te mata kōne i hangaia ki te tungsten, ki te maitai whakapakeke rānei, hei kuru i ngā toka i te wā e keri ana. Ko te tikanga he mea hanga mai i ngā wahi kōne e toru e hurihuri ana, he niho mārō hei wawahi i te toka kia iti ake. He taputapu e whakamahia whānuitia ana i roto i te mahi keri kore-awaawa...Pānuihia atu -
Rerekētanga PDC PCD
PŪRERE PDC, PŪRERE PCD RĀNEI? HE AHA TE REREKĒTANGA? Ko te tikanga o te pūrē PDC ko te pūrē matua o te Polycrystalline Diamond Cutter. Ko ngā puna tuatahi he puna wai, he poka pāpaku i keria ā-ringa i ngā wāhi e tata ana te papa wai ki te mata, me te whakamahi i te maso...Pānuihia atu -
He aha te tikanga o te waehere IADC mō ngā mata wiri tricone?
Ko te waehere IADC he whakarāpopototanga mō te "International Association of Drilling Contractors". Ko te Waehere IADC mō ngā Mata Tricone e tautuhi ana i tōna hoahoa whāriki me ētahi atu āhuatanga hoahoa (SHIRT TAIL, LEG, SECTION, CUTTER). Mā ngā Waehere IADC ka māmā ake te whakaahua a ngā kai keri i te momo mata toka...Pānuihia atu -
HE AHA NGĀ HUARANGA MATA TRICONE?
Mīti Tapahi Rōra / Mīti Kōne Rōra He aha te mīti rōra? Te whakamāramatanga o te mīti rōra. i. He mīti poka hurihuri e rua ki te whā ngā rīra he āhua kōne, he niho, ka hurihia e te hurihanga o ngā tokotoko poka. Ka whakamahia ēnei mīti ki te toka mārō ki te poka hinu me te ...Pānuihia atu -
He aha te take e whakamahia whānuitia ai ngā mata wiri tricone?
He whānuitia te whakamahinga o ngā Mata Wiri Tricone i roto i te umanga keri puna ina hiahia koe ki te haere i roto i ngā hanganga toka ngohengohe me ngā hanganga toka mārō. Nā te pānga, te kuru me te kutikuti i te toka ka pakaru i te wā e huri ana te koeko roera, he iti te hononga i waenga i te koeko me te poka o raro, ko te kaupapa motuhake...Pānuihia atu -
I kī mai tētahi tohunga o te WHO i ngā wā tata nei, e whakaatu ana ngā taunakitanga pūtaiao e wātea ana, ka puta noa mai te mate korona 2019 i te ao tūroa. E whakaae ana koe ki tēnei tirohanga?
Ko ngā taunakitanga katoa o nāianei e whakaatu ana i ahu mai te huaketo i ngā kararehe i roto i te taiao, ā, kāore i hangaia, i hangaia rānei i runga i te hangarau horihori. He maha ngā kairangahau kua ako i ngā āhuatanga o te ira o te huaketo, ā, i kitea kāore ngā taunakitanga e tautoko i te kereme e ...Pānuihia atu -
He aha tāu moemoeā mō te wāhanga mahi tahi e whai ake nei i waenga i te WHO me Haina?
Mō te mate korona o te tau 2019, ka taea e ngā pūkenga rangahau me te whanaketanga o Haina te whai wāhi ki te whakawhanaketanga o ngā kano kano me ngā maimoatanga o te ao, me te āwhina ki te whakarato i ngā hua rangahau me te whanaketanga ki te hunga katoa e matea ana. Ko te tautoko a Haina ki te whakapuaki i ngā wheako, te whakawhanake...Pānuihia atu -
Māngai Matua: Ahakoa kāore te mate urutā hou i pakaru mai i Bosnia me Herzegovina, me whai urupare tahi hei ārai i te pirau e pā ana ki te āwhina o te ao.
I kī a Inzko kei waenganui a Bosnia me Herzegovina i te mate urutā hou o te tau 2019. Ahakoa he wawe rawa ki te whakahaere i tētahi aromatawai whānui, tae noa mai ki tēnei wā, kua karohia e te whenua ngā pakarutanga whānui me te mate nui o te tangata i pāngia e te mate urutā...Pānuihia atu -
PDC, PCD rānei te mata keri, ā, he aha te rerekētanga?
PŪRERE PDC, PŪRERE PCD RĀNEI? HE AHA TE REREKĒTANGA? Ko te tikanga o te pūrē PDC he pūrē matua Polycrystalline Diamond Cutter. Ko ngā puna tuatahi he puna wai, he poka pāpaku i keria ā-ringa i ngā rohe e tata ana te papa wai ki te...Pānuihia atu