Ib thaiv thiab tackle lossis tsuas yog tackle yog ib lub kaw lus ntawm ob lossis ntau dua rubeys nrog hlua lossis cable threaded ntawm lawv, feem ntau yog siv los nqa hnyav. Lub pulleys tau sib sau ua ke los tsim cov blocks thiab tom qab ntawd cov blocks tau ua ke kom ib qho ruaj khov thiab ib qho txav nrog lub nra.
piv txwv ntawm thaiv thiab tackle yog dab tsi?
Block-and-tackle meaning
Lub ntsiab txhais ntawm thaiv thiab tackle yog ib tug series ntawm pulleys. Ib qho piv txwv ntawm kev thaiv thiab kev sib tw yogtxoj hauv kev ntawm kev nqa cov khoom hnyav ntawm cov hlau siv cov cables thiab rub. Ib lub cuab yeej ntawm rub lub blocks thiab hlua lossis cables siv rau kev thauj khoom thiab nqa khoom hnyav.
Vim li cas thaiv thiab tackle hu ua thaiv thiab tackle?
Ib tug txiv neej nrog lub laub tuaj yeem nqa lub nra los ntawm rub rov qab lossis nqis los ntawm txoj hlua, tsis txhob nqa. Siv ib lossis ntau lub rubeys hauv lub network tau txais txiaj ntsig zoo ntawm kev siv tshuab, muab ntau lub zog siv los nqa lub nra. Thaum ua li no, hu ua thaiv thiab tackle.
Koj tuaj yeem nqa tau npaum li cas nrog thaiv thiab tackle?
Kev quab yuam thiab ua haujlwm
Piv txwv li, ib qho thaiv thiab tackle nrog lub tshuab kom zoo ntawm plaub yuav tso cai rau koj nqa ib qho 4 lb. khoom nrog tsuas yog 1 lb.o zog. Txawm li cas los nws tseem yuav kom koj rub 4 ko taw ntawm txoj hlua los nqa cov khoom ib ko taw.
Yuav ua li cas dai blocks thiab tackles?
rub txoj hlua los ua kom cov blocks tuaj ua ke. Khi qhov kawg ntawm txoj hlua mus rau hauv qab qhov muag ntawm lub Upper hanging pulley. Tag nrho cov thaiv thiab tackle pulleys yuav muaj qhov muag khi-tawm hauv qab cov hlua khi ntawm sab hauv qab ntawm tackle.
