High-quality alloy steel lub cev, siv cov khoom zoo FRP hniav, txhim khu kev tiv thaiv corrosion, ob qho tib si zoo nkauj thiab ruaj khov
Tsawg pib cua ceev, zoo nkauj tsos thiab tsis tshua muaj kev vibration thaum ua haujlwm
High-power tracking ntse microprocessor tswj tau txais los kho qhov tam sim no thiab voltage
