2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2023-12-17 02:46
Kev tshawb fawb tshiab tshaj tawm hnub no hauv phau ntawv Journal Science qhia tau hais tias lawv echolocate: cov nas tau txais kev nkag siab ntawm lawv ib puag ncig thiab taw qhia los ntawm kev xa tawm cov lus hais ntau zaus, tom qab ntawd mloog rau cov echoes tawm ntawm cov khoom nyob ze.
Cov nas dig muag puas yog qhov muag tsis pom?
nas tsis pom kev zoo tab sis nws hloov tau zoo rau lawv ib puag ncig, thiab lawv yeej tsis dig muag.
nas nas pom qhov tsaus ntuj?
nas thiab nas puas pom hauv qhov tsaus ntuj? Tsis muaj dab tsi pom hauv qhov tsaus ntuj. … Cov nas thiab nas tsis poob rau hauv pawg no. Txawm hais tias lawv ob lub qhov muag tawm, tso cai rau lawv pom kev txav los ntawm txhua sab, lawv tsis pom kev zoo heev.
Puas yog nas tsuag?
Puas yog nas yog tsiaj? Yes, nas yog tsiaj. Nas yug tau me nyuam thiab me nyuam me los ntawm niam nas.
Testing Out the Victor PESTCHASER Ultrasonic Rodent Repeller. Does It Work?
Pom zoo:
Dab tsi echolocation siv cov ntses taub ntswg ntev?
Dolphins thiab lwm cov hniav whale nrhiav khoom noj thiab lwm yam khoom hauv dej hiav txwv los ntawm echolocation. Hauv echolocationing, lawv tsim luv luv broad-spectrum tawg-pulses uas suab rau peb zoo li "nias." Cov "nias"
Puas muaj nas nas muaj palpable goiter?
Vim li cas tus nas ib txwm ua palpable goiter nrog TSH txhaj? TSH receptors ntawm cov thyroid caj pas tau txhawb nqa ntau dhau. …vim cov nas uas raug kho lawm ces muaj cov thyroid caj pas ua haujlwm. Yuav ua li cas cov nas tsis txhim kho goiter?
Puas muaj cov primer muaj nyob rau hauv lub npoo ntawm cov mos txwv casing?
Cov mos txwv hauv nruab nrab yog siv rau phom, phom phom, thiab phom phom. Nyob rau hauv hom mos txwv no, primer yog nyob rau hauv nruab nrab ntawm lub casing puag. … Rimfire mos txwv muaj cov primer uas muaj nyob rau hauv lub npoo ntawm cov mos txwv casing.
Cov hlab ntsha puas muaj cov ntshav muaj oxygen?
Cov hlab ntsha (liab) nqa oxygen thiab cov as-ham tawm ntawm koj lub siab, mus rau koj lub cev cov ntaub so ntswg. Cov hlab ntsha (xiav) coj cov ntshav tsis muaj oxygen rov qab mus rau lub plawv. Cov hlab ntsha pib nrog lub aorta, cov hlab ntsha loj tawm hauv plawv.
Puas yog nas tsuag tib yam li nas nas?
Qhov twg cov nas hauv tsev muaj xim zoo ib yam, cov nas teb feem ntau muaj lub plab greyish-dawb thiab xim liab-xim av ntawm lawv nraub qaum thiab kab daj ntawm cov plaub nyob hauv lawv lub hauv siab. Lawv pob ntseg kuj tsis tshua sib npaug li cov nas hauv tsev.
