: tus poj niam uas yog pej xeem.
roard txhais li cas?
Meaning of roared in English
ua kom lub suab ntev, nrov, sib sib zog nqus: Peb tuaj yeem hnov tus tsov ntxhuav roaring ntawm lwm qhov kawg ntawm lub vaj. [Kuv] Yog hais tias lub tsheb lossis lub dav hlau hneev rau qhov chaw, nws txav mus rau qhov ntawd sai heev ua suab nrov: Nws ntsia zoo li lub dav hlau roared saum taub hau.
Lub ntsiab lus ntawm qhov chaw thiab lub sijhawm yog dab tsi?
space-time in American English
1. a plaub-dimensional txuas ntxiv nrog plaub lub koom haum, peb qhov ntev ntawm qhov chaw thiab lub sijhawm, nyob rau hauv qhov xwm txheej twg tuaj yeem nyob.: kuj hu ua space-time continuum. 2. lub cev muaj tiag nyob rau hauv xws li ib tug continuum.
Causticization txhais li cas?
1: rau ua caustic tshwj xeeb: hloov (alkaline carbonate) rau hauv hydroxide los ntawm kev siv txiv qaub. 2: kho (textiles) nrog caustic alkali - piv mercerize.
Caustic soda yog dab tsi?
Caustic soda yog tshuaj lom neeg sodium hydroxide (NaOH). Cov tshuaj no yog alkali - ib hom ntawm lub hauv paus uas muaj peev xwm neutralize acids thiab soluble nyob rau hauv dej. Niaj hnub no caustic soda tuaj yeem tsim nyob rau hauv daim ntawv ntawm pellets, flakes, hmoov, kev daws teeb meem thiab ntau dua.
