2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
WD-40 yog Asmeskas hom thiab lub npe lag luam ntawm cov tshuaj tua dej uas tsim los ntawm WD-40 tuam txhab nyob hauv San Diego, California. WD-40 ua raws li cov roj nplua nyeem, tiv thaiv xeb, nkag mus thiab ya raws.
WD-40 Ameslikas tsim rau dab tsi?
Cov khoom lag luam tau ua thawj zaug ntawm lub khw muag khoom hauv San Diego xyoo 1958. Convair, tus neeg ua haujlwm hauv dav hlau, thawj zaug siv WD-40 Cov Khoom Siv Ntau Yam los tiv thaiv cov tawv nqaij sab nrauv ntawm Atlas Missile los ntawm xeb thiab corrosion.
Vim li cas WD-40 tsis raug cai hauv California?
Cov Ntaub Ntawv Tseem Ceeb Hais Txog Kev Muag Khoom ntawm WD-40 Ntau Yam Khoom Siv Hauv California: Lub Rooj Tswjhwm Saib Xyuas Huab Cua Hauv California (CARB) tau txiav txim siab tias txhua yam khoom uas tau faib ua ntau lub hom phiaj yuav tsum muaj VOC (volatile organic compound) qib ntawm 25% lossis tsawg dua nrog kev tsim khoom hnub tom qab Lub Kaum Ob Hlis 31, 2013 hauv …
WD-40 yog dab tsi zoo rau?
WD-40® Cov Khoom Siv Ntau Yam tiv thaiv hlau los ntawm xeb thiab xeb, nkag mus rau qhov chaw daig, tshem tawm cov dej noo thiab lubricates yuav luag txhua yam. Nws txawm tshem cov roj, grime thiab ntau dua los ntawm ntau qhov chaw.
Koj yuav tsum tsis txhob siv WD-40 rau dab tsi?
Tab sis Tsis Txhob Txau Rau:
- Qhov rooj hinges. Tseeb, WD-40 yuav nres qhov squeaking, tab sis nws kuj nyiam plua plav thiab av. …
- Tsheb kauj vab chains. WD-40 tuaj yeem ua rau av thiab plua plav los lo rau ntawm cov saw hlau. …
- Paintball phom. WD-40 tuaj yeem yaj cov ntsaws ruaj ruaj hauvphom.
- Xov. …
- iPods thiab iPads.
Pom zoo:
Los ntawm cov khoom tsim thaum lub sij hawm tsim cov bakelite yog?
Nyob rau hauv rooj plaub ntawm bakelite phenol thiab formaldehyde condense los tsim cov monomer muab H2O raws li cov khoom lag luam. Bakelite tseem hu ua co-polymer. Cov tshuaj tiv thaiv: Phenol reacts nrog formaldehyde los tsim o-Hydroxy methyl phenol.
Thaum twg tsim nyog tsim nyog?
Evan Edward Tsim Nyog Early College High School yog ib lub tsev kawm ntawv theem nrab nyob hauv cheeb tsam Sunnyside ntawm Houston, Texas, Tebchaws Meskas. Tsim nyog pab rau qib 9 txog 12 thiab yog ib feem ntawm Houston Independent School District.
Thaum tus tsim tsim hu ua?
Ib tus tsim yuav raug hu ua thaum ib qho khoom tsim. Nws yuav tsum tau muab tso rau hauv pej xeem seem ntawm chav kawm. Yog tias peb tsis qhia tus neeg tsim khoom, C ++ compiler tsim ib tus neeg tsim khoom ua ntej rau cov khoom (xav tias tsis muaj qhov tsis muaj thiab muaj lub cev khoob).
Thaum twg roblox tsim thiab leej twg ua?
Roblox yog founded in 2004 . Tus tsim yog David Baszucki David Baszucki Baszucki yug rau lub Ib Hlis 20, 1963 hauv Canada. Nws tau mus kawm Eden Prairie High School hauv Eden Prairie, MN, qhov chaw nws yog tus thawj coj ntawm nws pawg neeg xeem TV hauv tsev kawm theem siab.
Thaum twg siv tsim nyog thiab tsim nyog?
3 Teb. Teem caij tam sim no: Nws tsim nyog tau them. Yav dhau los: Nws tsim nyog tau them. Tsim nyog yog VERB uas txhais tau tias tsim nyog lossis tsim nyog, lossis haum rau qee yam, feem ntau yog nqi zog lossis kev rau txim. Koj siv li cas tsim nyog thiab tsim nyog hauv kab lus?
