Puas yog haujlwm kub?

Cov txheej txheem:

Puas yog haujlwm kub?
Puas yog haujlwm kub?
Anonim

Kub ua haujlwm yog txheej txheem uas suav nrog vuam, soldering, brazing, txiav, sib tsoo, drilling thiab hlawv lossis melting hlaulossis lwm yam khoom xws li iav. Kev siv cov nplaim taws qhib rau hauv lub qhov cub lossis cov nplaim taws lossis cov cuab yeej hluav taws xob zoo li no suav tias yog cov txheej txheem ua haujlwm kub.

Yuav ua li cas yog haujlwm kub?

Qhov no suav nrog txhua txoj haujlwm uas yuav tsum tau siv vuam, hlawv lossis cov khoom siv vuam, tshuab hluav taws xob, qee cov cuab yeej siv hluav taws xob, cov khoom siv hluav taws xob uas tsis muaj kev nyab xeeb lossis muaj nyob hauv ib qho kev pom zoo tawg-pov thawj vaj tse, thiab lub cav combustion sab hauv.

Vim li cas kev ua haujlwm kub tseem ceeb?

Daim Ntawv Tso Cai Ua Haujlwm Kub Kub yog xav tau rau cov haujlwm uas suav nrog vuam, brazing, taws txiav, sib tsoo, thiab teeb taws soldering hauv lub tsev. Cov kev ua haujlwm no tsim cov cua sov, cov hluav taws kub, thiab cov slag kub uas muaj peev xwm ua rau cov khoom siv hluav taws xob thiab hluav taws kub hauv qhov chaw ib puag ncig kev ua haujlwm kub.

Yuav tsum ua haujlwm kub yog dab tsi?

Definition. "Kub ua hauj lwm" txhais tau tias riveting, vuam, nplaim taws txiav los yog lwm yam hluav taws kub los yog lub txim ua haujlwm. … Thaum ua hauj lwm kub yuav tsum tau ua nyob rau hauv ib qho chaw uas tsis muaj kev phom sij, tag nrho cov kev ceev faj tsim nyog yuav tsum tau ua kom tsis txhob muaj cua sov, sparks, thiab slag kom lawv tiv tsis tau cov nplaim taws los yog combustible.

Leej twg yog lub luag haujlwm rau daim ntawv tso cai ua haujlwm kub?

Txoj haujlwm zoo li hluav taws xob arc vuam, brazing, roj soldering, thiab txiav oxygen-acetylenethiab vuam xav tau daim ntawv tso cai ua haujlwm kub yog muab los ntawm Tus Hluav Taws Xob, Tus Kws Ua Haujlwm Kev Nyab Xeeb, lossis Tus Thawj Saib Xyuas Haujlwm ua ntej pib ua haujlwm. Daim ntawv tso cai raug muab rau ib txoj haujlwm tshwj xeeb, rau lub sijhawm tshwj xeeb, rau ib tus neeg tshwj xeeb.

Pom zoo:

Nthuav cov khoom
Vim li cas thiaj li ua pov thawj qhov kev soj ntsuam?
Nyeem ntxiv

Vim li cas thiaj li ua pov thawj qhov kev soj ntsuam?

Kev Tshawb Fawb Txog Kev Pom Zoo (CFA) yog cov txheej txheem txheeb cais siv los txheeb xyuas cov qauv ntawm cov txheej txheem pom zoo. CFA tso cai rau tus kws tshawb fawb los ntsuas qhov kev xav tias muaj kev sib raug zoo ntawm cov kev hloov pauv tau pom thiab lawv cov hauv paus latent tsim muaj.

Qhov twg yog genicular anastomosis?
Nyeem ntxiv

Qhov twg yog genicular anastomosis?

a periarticular arterial network hla pem hauv ntej thiab ob sab ntawm lub hauv caug, tsim los ntawm cov ceg ntawm cov hlab ntsha genicular, ntawm tsib cov hlab ntsha genicular los ntawm popliteal, ntawm tibial anterior rov tshwm sim, thiab ntawm fibular circumflex ceg ntawm lub posterior tibial.

Kuv yuav tsum tsiv mus rau modesto ca?
Nyeem ntxiv

Kuv yuav tsum tsiv mus rau modesto ca?

Modesto yog qhov chaw zoo los pib tsev neeg nrog cov kev kawm tshwj xeeb rau cov menyuam yaus. Modesto muaj ntau qhov chaw mus kav khw thiab noj. Hauv plawv nroog txhim kho thiab zoo nkauj heev, tshwj xeeb tshaj yog txij thaum hmo ntuj tawm mus thiab qee qhov kev nyab xeeb raug ntiav.