Video: Dab tsi yog periscope siv rau niaj hnub no?
2024 Tus sau: Lynn Donovan | [email protected]. Kawg hloov kho: 2023-12-15 23:47
A periscope cia koj pom cov khoom saum toj kawg nkaus, xws li laj kab lossis phab ntsa uas koj tsis siab txaus saib. Koj tuaj yeem siv nws los saib ib ncig ntawm cov ces kaum. Periscopes tseem siv hnub no nyob rau hauv lub tank thiab ib co submarines. Ib qho yooj yim periscope tsuas yog ib lub raj ntev nrog daim iav ntawm txhua qhov kawg.
Yog li ntawd, lub periscope yog siv rau dab tsi?
A periscope yog ib qho cuab yeej rau kev soj ntsuam, nyob ib puag ncig lossis dhau ntawm ib qho khoom, kev cuam tshuam lossis kev mob uas tiv thaiv kev pom ncaj qha los ntawm tus neeg saib xyuas txoj haujlwm tam sim no. Hauv nws daim ntawv yooj yim tshaj plaws, nws muaj cov rooj plaub sab nraud nrog cov iav ntawm txhua qhov kawg teeb tsa sib npaug rau ib leeg ntawm 45 ° lub kaum sab xis.
Kuj Paub, Dab tsi yog qhov haujlwm ntawm Periscope hauv submarine? A lub periscope yooj yim lub hom phiaj yog tso cai submarine cov neeg ua haujlwm saib cov khoom saum toj no dej thaum lub nkoj tseem nyob hauv dej. Ib qho yooj yim periscope tuaj yeem tsim tawm ntawm lub raj ntsug nrog cov iav tso rau ntawm 45-degree lub kaum sab xis saum toj thiab hauv qab ntawm lub raj.
Raws li txoj cai, lub periscope ua haujlwm li cas?
A periscope ua haujlwm los ntawm kev siv ob daim iav kom thaws lub teeb ntawm ib qho chaw mus rau lwm qhov. Ib yam periscope siv ob daim iav ntawm 45 degree lub kaum sab xis rau cov kev taw qhia uas ib tug xav pom. Lub teeb bounces ntawm ib tug mus rau lwm qhov thiab ces tawm mus rau cov neeg qhov muag.
Puas yog Periscope muaj kev nyab xeeb siv?
Muaj tseeb kev nyab xeeb kev txhawj xeeb thaum nws los txog Periscope , suav nrog cyberbullying, kev thab plaub deev, thiab muaj peev xwm nkag tau rau koj tus menyuam qhov chaw. Txij li thaum Periscope tsis tau saib xyuas, nws cov neeg siv feem ntau pub dawb coj tus cwj pwm txawm li cas los xij lawv xaiv.
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