CDSR muab cov phuam qhwv taub hau (hau tshuab teeb (nyo hau tshuab hose teeb)

TusHnov tshuab hose teeb(Ntab Hose Teeb) muaj khoov tau zoo heev thiab tuaj yeem khoov tau rau 360 ° nyob rau txhua qhov kev taw qhia ntawm kev siv hauv cov dej num. Nws tau txaus buoyancy thiab tuaj yeem ntab rau ntawm cov dej ntawm nws tus kheej. Muaj cov cim pom tseeb ntawm nws sab nraud txhawm rau txhim kho kev nyab xeeb ntawm kev ua haujlwm.

Cov hneev nti hose teeb txo qhov yuav tsum tau muab pov tseg tau muab pov tseg tau khawb av, ua rau nws ntau dua ib puag ncig phooj ywg, ua tau zoo dua thiab tsawg dua.