Qhov Zoo
- Siab ntseeg tau: Tawg - Pov thawj ntawv pov thawj ua kom muaj kev nyab xeeb ua haujlwm hauv cov nroj tsuag zeb thiab metallurgical.
- Precision Tswj: Thruster's 1250 n Tharust thiab 60 hli mob stroke pab du, kho tau braking.
- Yam ruaj khov: Corrosion -} Cov ntaub ntawv resistant thiab kaw cov qauv tsim tiv thaiv tiv thaiv hnyav.
- Ua tsis tiav -} kev nyab xeeb: Caij nplooj ntoos hlav {-}} Kev siv siv nres cia thaum lub zog ua tsis tiav (tseem ceeb rau kev siv mining).
