Unreinforced is an adjective. Lub adjective yog lo lus uas nrog lub npe los txiav txim los yog tsim nyog nws.
txhais tau tias yog dab tsi?
: tsis tau ntxiv dag zog tsis muaj zog masonry unreinforced cib vaj tse.
Dab tsi yog qhov tsis muaj zog?
1. Qhob yam tsis muaj kev txhawb nqa lossis kev txhawb nqa tsuas yog rau qhov shrinkage lossis kub hloov. 2. Cov pob zeb tsis muaj lwm yam tshwj xeeb admixture lossis cov khoom sib txawv, piv nrog cov pob zeb uas muaj cov khoom sib xyaw lossis cov khoom siv, xws li cov pob zeb uas tsis yog cua-entrained.
Lub ntsiab lus ntawm formalin yog dab tsi?
Formalin: A 37% aqueous (dej) tov ntawm formaldehyde, roj pungent, nrog cov tshuaj HCHO, siv los ua tshuaj tua kab mob, tshuaj tua kab mob, thiab tshwj xeeb tshaj yog niaj hnub no fixative rau histology (kev kawm ntawm cov ntaub so ntswg nyob rau hauv lub microscope).
Puas muaj lo lus tau txais?
Idioms: ntawm tes, yuav tsum muaj.
