1. Cov log tsheb tshiab uas tau muab tso ua ke yog qhov yooj yim rau xoob thiab yuav tsum tau kuaj xyuas ntau zaus.
2. Ua tib zoo saib seb qhov kev ua haujlwm ntawm txhua qhov ntawm lub tshuab paddle yog qhov qub.
3. Ua tib zoo saib xyuas qhov hnav ntawm qhov yooj yim -rau- hnav qhov chaw ntawm lub tshuab ziab khaub ncaws, thiab xyuam xim hloov cov khoom hnav txhua lub sijhawm.
4. Yog hais tias muaj ib qho kev cuam tshuam lub suab thaum lub iav rotating, nres nws tam sim ntawd los xyuas thiab tshem tawm nws.
5. Cov roj kub ntawm cov paddle tshuab ziab khaub ncaws nce, thiab qhov ua rau yuav tsum tau nres tam sim kom tshem tawm nws.
6. Ntawm lub dav hlau chassis ntawm lub tshuab txav tau, cov plua plav thiab lwm yam khoom yuav tsum tau muab tshem tawm kom tsis txhob txav cov kabmob txav ntawm lub chassis thaum lub tshuab ziab khaub ncaws ntsib cov khoom uas tsis tuaj yeem tawg, ua rau muaj xwm txheej loj.
