Testle kab lus piv txwv Nws tau txav mus rau ntawm cov hlau trestle los ntawm qhov chaw nce dej khov uas tau xaiv Lub Tsev Kawm Ntawv. Txog ib mais deb, muaj ib tug trestle hla ib tug tob tob. Raws li lub tsheb ciav hlau rumbled, lub trestle shakes thiab sway mus txog rau thaum kuv xav tias peb yuav tsum tau khiav mus rau lub chasm hauv qab no.
trestle txhais li cas?
1: a braced thav duab ua kev txhawb nqa. 2:caw 2b. 3: Ib qho kev sib txuas ntawm cov ntoo, pawg, lossis steelwork rau nqa txoj kev lossis kev tsheb ciav hlau hla kev nyuaj siab.
Dab tsi yog lo lus rau trestle?
Nyob hauv nplooj ntawv no koj tuaj yeem tshawb pom 13 lub ntsiab lus, cov lus sib piv, cov lus qhia tsis zoo, thiab cov lus cuam tshuam rau trestle, xws li: brace, nees, quav, ncej, txhawb nqa, ze, nqaj, ncej, sawhorse, sawv ntsug thiab wrought-hlau.
Zaj piv txwv ntawm kab lus yog dab tsi?
Yog li, tej zaum koj yuav hais tias, "Claire taug kev nws tus dev." Hauv kab lus no, "Claire" yog cov ntsiab lus, "taug kev" yog cov lus qhia, thiab "dub" yog qhov khoom. (“Nws” tsuas yog cov lus uas yuav tsum tau ua hauv qhov piv txwv no.) Thaum kawg, cov piv txwv ntawm cov kab lus tiav yuav tsum pib nrog tsab ntawv loj thiab xaus nrog qee cov cim cim.
plaub ntu ntawm trestle yog dab tsi?
Tag: scout trestle
- Cov ntaub ntawv. Cov ledgers yog spars uas feem ntau yog 2 mus rau 2-1 / 2 nti hauv txoj kab uas hla. Lawv lashed rau ob txhais ceg nrog square lashings. …
- Cross braces. Tom ntej no, tus ntoo khaub lig braces yog ntxiv. …
- Diag Nplaum Lashing. Tom qab qhov kawg ntawm daim ntawv teev npe thiab tus ntoo khaub lig braces yog lashed rau ob txhais ceg, sawv ntsug ntawm qhov kawg.
